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Finding the Fourth Proportional to 181,970.97, 272,981.97 and 63,615.39

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Solution

The fourth proportional to 181,970.97, 272,981.97 and 63,615.39 is: 95,432.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,970.97 : 272,981.97 = 63,615.39 : x
  2. Step 2: Convert to fraction form
    181,970.97/272,981.97 = 63,615.39/x
  3. Step 3: Cross multiply
    181,970.97x = 272,981.97 × 63,615.39
  4. Step 4: Simplify right side
    181,970.97x = 17,365,854,484.52
  5. Step 5: Solve for x
    x = 17,365,854,484.52/181,970.97
  6. Step 6: Final answer
    x = 95,432.00

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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.