Home / 106,207.55-146,549.28-60,877.20

Finding the Fourth Proportional to 106,207.55, 146,549.28 and 60,877.20

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Solution

The fourth proportional to 106,207.55, 146,549.28 and 60,877.20 is: 84,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,207.55 : 146,549.28 = 60,877.20 : x
  2. Step 2: Convert to fraction form
    106,207.55/146,549.28 = 60,877.20/x
  3. Step 3: Cross multiply
    106,207.55x = 146,549.28 × 60,877.20
  4. Step 4: Simplify right side
    106,207.55x = 8,921,508,856.10
  5. Step 5: Solve for x
    x = 8,921,508,856.10/106,207.55
  6. Step 6: Final answer
    x = 84,000.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.