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Finding the Fourth Proportional to 250,613.76, 375,937.02 and 73,105.92

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Solution

The fourth proportional to 250,613.76, 375,937.02 and 73,105.92 is: 109,663.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,613.76 : 375,937.02 = 73,105.92 : x
  2. Step 2: Convert to fraction form
    250,613.76/375,937.02 = 73,105.92/x
  3. Step 3: Cross multiply
    250,613.76x = 375,937.02 × 73,105.92
  4. Step 4: Simplify right side
    250,613.76x = 27,483,221,709.16
  5. Step 5: Solve for x
    x = 27,483,221,709.16/250,613.76
  6. Step 6: Final answer
    x = 109,663.66

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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.