Home / 42,090.57-58,084.79-23,228.85

Finding the Fourth Proportional to 42,090.57, 58,084.79 and 23,228.85

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Solution

The fourth proportional to 42,090.57, 58,084.79 and 23,228.85 is: 32,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,090.57 : 58,084.79 = 23,228.85 : x
  2. Step 2: Convert to fraction form
    42,090.57/58,084.79 = 23,228.85/x
  3. Step 3: Cross multiply
    42,090.57x = 58,084.79 × 23,228.85
  4. Step 4: Simplify right side
    42,090.57x = 1,349,242,758.05
  5. Step 5: Solve for x
    x = 1,349,242,758.05/42,090.57
  6. Step 6: Final answer
    x = 32,055.70

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Half scale
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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.