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Finding the Fourth Proportional to 67,509.30, 101,253.54 and 23,125.88

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Solution

The fourth proportional to 67,509.30, 101,253.54 and 23,125.88 is: 34,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,509.30 : 101,253.54 = 23,125.88 : x
  2. Step 2: Convert to fraction form
    67,509.30/101,253.54 = 23,125.88/x
  3. Step 3: Cross multiply
    67,509.30x = 101,253.54 × 23,125.88
  4. Step 4: Simplify right side
    67,509.30x = 2,341,577,215.62
  5. Step 5: Solve for x
    x = 2,341,577,215.62/67,509.30
  6. Step 6: Final answer
    x = 34,685.25

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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.