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Finding the Fourth Proportional to 60,499, 90,748.52 and 16,723

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Solution

The fourth proportional to 60,499, 90,748.52 and 16,723 is: 25,084.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,499 : 90,748.52 = 16,723 : x
  2. Step 2: Convert to fraction form
    60,499/90,748.52 = 16,723/x
  3. Step 3: Cross multiply
    60,499x = 90,748.52 × 16,723
  4. Step 4: Simplify right side
    60,499x = 1,517,587,499.96
  5. Step 5: Solve for x
    x = 1,517,587,499.96/60,499
  6. Step 6: Final answer
    x = 25,084.51

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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.