Home / 161,734.38-223,188.30-101,337.65

Finding the Fourth Proportional to 161,734.38, 223,188.30 and 101,337.65

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Solution

The fourth proportional to 161,734.38, 223,188.30 and 101,337.65 is: 139,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,734.38 : 223,188.30 = 101,337.65 : x
  2. Step 2: Convert to fraction form
    161,734.38/223,188.30 = 101,337.65/x
  3. Step 3: Cross multiply
    161,734.38x = 223,188.30 × 101,337.65
  4. Step 4: Simplify right side
    161,734.38x = 22,617,376,713.55
  5. Step 5: Solve for x
    x = 22,617,376,713.55/161,734.38
  6. Step 6: Final answer
    x = 139,842.73

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1.5x scale

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.