Home / 108,997.20-163,294.20-62,110.80

Finding the Fourth Proportional to 108,997.20, 163,294.20 and 62,110.80

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Solution

The fourth proportional to 108,997.20, 163,294.20 and 62,110.80 is: 93,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,997.20 : 163,294.20 = 62,110.80 : x
  2. Step 2: Convert to fraction form
    108,997.20/163,294.20 = 62,110.80/x
  3. Step 3: Cross multiply
    108,997.20x = 163,294.20 × 62,110.80
  4. Step 4: Simplify right side
    108,997.20x = 10,142,333,397.36
  5. Step 5: Solve for x
    x = 10,142,333,397.36/108,997.20
  6. Step 6: Final answer
    x = 93,051.32

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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.