Home / 71,337.50-98,445.55-41,122.65

Finding the Fourth Proportional to 71,337.50, 98,445.55 and 41,122.65

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Solution

The fourth proportional to 71,337.50, 98,445.55 and 41,122.65 is: 56,749.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,337.50 : 98,445.55 = 41,122.65 : x
  2. Step 2: Convert to fraction form
    71,337.50/98,445.55 = 41,122.65/x
  3. Step 3: Cross multiply
    71,337.50x = 98,445.55 × 41,122.65
  4. Step 4: Simplify right side
    71,337.50x = 4,048,341,691.09
  5. Step 5: Solve for x
    x = 4,048,341,691.09/71,337.50
  6. Step 6: Final answer
    x = 56,749.14

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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.