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Finding the Fourth Proportional to 67,521.75, 101,277.76 and 29,574.87

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Solution

The fourth proportional to 67,521.75, 101,277.76 and 29,574.87 is: 44,360.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,521.75 : 101,277.76 = 29,574.87 : x
  2. Step 2: Convert to fraction form
    67,521.75/101,277.76 = 29,574.87/x
  3. Step 3: Cross multiply
    67,521.75x = 101,277.76 × 29,574.87
  4. Step 4: Simplify right side
    67,521.75x = 2,995,276,585.89
  5. Step 5: Solve for x
    x = 2,995,276,585.89/67,521.75
  6. Step 6: Final answer
    x = 44,360.17

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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.