Home / 42,288.75-58,358.48-23,427.09

Finding the Fourth Proportional to 42,288.75, 58,358.48 and 23,427.09

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Solution

The fourth proportional to 42,288.75, 58,358.48 and 23,427.09 is: 32,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,288.75 : 58,358.48 = 23,427.09 : x
  2. Step 2: Convert to fraction form
    42,288.75/58,358.48 = 23,427.09/x
  3. Step 3: Cross multiply
    42,288.75x = 58,358.48 × 23,427.09
  4. Step 4: Simplify right side
    42,288.75x = 1,367,169,246.09
  5. Step 5: Solve for x
    x = 1,367,169,246.09/42,288.75
  6. Step 6: Final answer
    x = 32,329.38

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Half scale
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Double scale
Find fourth proportional to 42,289.75, 58,359.86 and 23,428.09
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.