Home / 102,116.70-153,154.82-97,053.30

Finding the Fourth Proportional to 102,116.70, 153,154.82 and 97,053.30

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Solution

The fourth proportional to 102,116.70, 153,154.82 and 97,053.30 is: 145,560.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,116.70 : 153,154.82 = 97,053.30 : x
  2. Step 2: Convert to fraction form
    102,116.70/153,154.82 = 97,053.30/x
  3. Step 3: Cross multiply
    102,116.70x = 153,154.82 × 97,053.30
  4. Step 4: Simplify right side
    102,116.70x = 14,864,180,691.91
  5. Step 5: Solve for x
    x = 14,864,180,691.91/102,116.70
  6. Step 6: Final answer
    x = 145,560.72

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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.