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Finding the Fourth Proportional to 60,580.99, 90,864.27 and 16,211.17

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Solution

The fourth proportional to 60,580.99, 90,864.27 and 16,211.17 is: 24,314.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,580.99 : 90,864.27 = 16,211.17 : x
  2. Step 2: Convert to fraction form
    60,580.99/90,864.27 = 16,211.17/x
  3. Step 3: Cross multiply
    60,580.99x = 90,864.27 × 16,211.17
  4. Step 4: Simplify right side
    60,580.99x = 1,473,016,127.90
  5. Step 5: Solve for x
    x = 1,473,016,127.90/60,580.99
  6. Step 6: Final answer
    x = 24,314.82

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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.