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Finding the Fourth Proportional to 48,592.52, 72,859.98 and 16,987.40

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Solution

The fourth proportional to 48,592.52, 72,859.98 and 16,987.40 is: 25,471.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,592.52 : 72,859.98 = 16,987.40 : x
  2. Step 2: Convert to fraction form
    48,592.52/72,859.98 = 16,987.40/x
  3. Step 3: Cross multiply
    48,592.52x = 72,859.98 × 16,987.40
  4. Step 4: Simplify right side
    48,592.52x = 1,237,701,624.25
  5. Step 5: Solve for x
    x = 1,237,701,624.25/48,592.52
  6. Step 6: Final answer
    x = 25,471.03

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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.