Home / 42,423.78-58,545.54-23,304.36

Finding the Fourth Proportional to 42,423.78, 58,545.54 and 23,304.36

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Solution

The fourth proportional to 42,423.78, 58,545.54 and 23,304.36 is: 32,160.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,423.78 : 58,545.54 = 23,304.36 : x
  2. Step 2: Convert to fraction form
    42,423.78/58,545.54 = 23,304.36/x
  3. Step 3: Cross multiply
    42,423.78x = 58,545.54 × 23,304.36
  4. Step 4: Simplify right side
    42,423.78x = 1,364,366,340.55
  5. Step 5: Solve for x
    x = 1,364,366,340.55/42,423.78
  6. Step 6: Final answer
    x = 32,160.41

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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.