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Finding the Fourth Proportional to 58,972.77, 88,472.97 and 19,529.88

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Solution

The fourth proportional to 58,972.77, 88,472.97 and 19,529.88 is: 29,299.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,972.77 : 88,472.97 = 19,529.88 : x
  2. Step 2: Convert to fraction form
    58,972.77/88,472.97 = 19,529.88/x
  3. Step 3: Cross multiply
    58,972.77x = 88,472.97 × 19,529.88
  4. Step 4: Simplify right side
    58,972.77x = 1,727,866,389.69
  5. Step 5: Solve for x
    x = 1,727,866,389.69/58,972.77
  6. Step 6: Final answer
    x = 29,299.40

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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.