Home / 108,637.20-162,737.10-56,076.30

Finding the Fourth Proportional to 108,637.20, 162,737.10 and 56,076.30

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Solution

The fourth proportional to 108,637.20, 162,737.10 and 56,076.30 is: 84,001.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,637.20 : 162,737.10 = 56,076.30 : x
  2. Step 2: Convert to fraction form
    108,637.20/162,737.10 = 56,076.30/x
  3. Step 3: Cross multiply
    108,637.20x = 162,737.10 × 56,076.30
  4. Step 4: Simplify right side
    108,637.20x = 9,125,694,440.73
  5. Step 5: Solve for x
    x = 9,125,694,440.73/108,637.20
  6. Step 6: Final answer
    x = 84,001.56

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1.5x scale

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.