Home / 351,586.08-527,166.50-138,098.43

Finding the Fourth Proportional to 351,586.08, 527,166.50 and 138,098.43

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Solution

The fourth proportional to 351,586.08, 527,166.50 and 138,098.43 is: 207,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,586.08 : 527,166.50 = 138,098.43 : x
  2. Step 2: Convert to fraction form
    351,586.08/527,166.50 = 138,098.43/x
  3. Step 3: Cross multiply
    351,586.08x = 527,166.50 × 138,098.43
  4. Step 4: Simplify right side
    351,586.08x = 72,800,865,308.10
  5. Step 5: Solve for x
    x = 72,800,865,308.10/351,586.08
  6. Step 6: Final answer
    x = 207,064.13

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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.