Home / 42,338.21-58,427.40-23,219.73

Finding the Fourth Proportional to 42,338.21, 58,427.40 and 23,219.73

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Solution

The fourth proportional to 42,338.21, 58,427.40 and 23,219.73 is: 32,043.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,338.21 : 58,427.40 = 23,219.73 : x
  2. Step 2: Convert to fraction form
    42,338.21/58,427.40 = 23,219.73/x
  3. Step 3: Cross multiply
    42,338.21x = 58,427.40 × 23,219.73
  4. Step 4: Simplify right side
    42,338.21x = 1,356,668,452.60
  5. Step 5: Solve for x
    x = 1,356,668,452.60/42,338.21
  6. Step 6: Final answer
    x = 32,043.59

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Double scale
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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.