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Finding the Fourth Proportional to 62,055.52, 93,042.47 and 40,931.12

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Solution

The fourth proportional to 62,055.52, 93,042.47 and 40,931.12 is: 61,369.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,055.52 : 93,042.47 = 40,931.12 : x
  2. Step 2: Convert to fraction form
    62,055.52/93,042.47 = 40,931.12/x
  3. Step 3: Cross multiply
    62,055.52x = 93,042.47 × 40,931.12
  4. Step 4: Simplify right side
    62,055.52x = 3,808,332,839.60
  5. Step 5: Solve for x
    x = 3,808,332,839.60/62,055.52
  6. Step 6: Final answer
    x = 61,369.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.