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Finding the Fourth Proportional to 65,613.86, 98,373.11 and 26,159.14

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Solution

The fourth proportional to 65,613.86, 98,373.11 and 26,159.14 is: 39,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,613.86 : 98,373.11 = 26,159.14 : x
  2. Step 2: Convert to fraction form
    65,613.86/98,373.11 = 26,159.14/x
  3. Step 3: Cross multiply
    65,613.86x = 98,373.11 × 26,159.14
  4. Step 4: Simplify right side
    65,613.86x = 2,573,355,956.73
  5. Step 5: Solve for x
    x = 2,573,355,956.73/65,613.86
  6. Step 6: Final answer
    x = 39,219.70

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1.5x scale

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.