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Finding the Fourth Proportional to 96,754, 145,131 and 34,424.68

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Solution

The fourth proportional to 96,754, 145,131 and 34,424.68 is: 51,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,754 : 145,131 = 34,424.68 : x
  2. Step 2: Convert to fraction form
    96,754/145,131 = 34,424.68/x
  3. Step 3: Cross multiply
    96,754x = 145,131 × 34,424.68
  4. Step 4: Simplify right side
    96,754x = 4,996,088,233.08
  5. Step 5: Solve for x
    x = 4,996,088,233.08/96,754
  6. Step 6: Final answer
    x = 51,637.02

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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.