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Finding the Fourth Proportional to 59,904,005.20, 89,856,007.80 and 29,616,542.80

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Solution

The fourth proportional to 59,904,005.20, 89,856,007.80 and 29,616,542.80 is: 44,424,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,904,005.20 : 89,856,007.80 = 29,616,542.80 : x
  2. Step 2: Convert to fraction form
    59,904,005.20/89,856,007.80 = 29,616,542.80/x
  3. Step 3: Cross multiply
    59,904,005.20x = 89,856,007.80 × 29,616,542.80
  4. Step 4: Simplify right side
    59,904,005.20x = 2,661,224,300,845,834
  5. Step 5: Solve for x
    x = 2,661,224,300,845,834/59,904,005.20
  6. Step 6: Final answer
    x = 44,424,814.20

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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.