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Finding the Fourth Proportional to 60,802.80, 91,199.88 and 16,432.08

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Solution

The fourth proportional to 60,802.80, 91,199.88 and 16,432.08 is: 24,646.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,802.80 : 91,199.88 = 16,432.08 : x
  2. Step 2: Convert to fraction form
    60,802.80/91,199.88 = 16,432.08/x
  3. Step 3: Cross multiply
    60,802.80x = 91,199.88 × 16,432.08
  4. Step 4: Simplify right side
    60,802.80x = 1,498,603,724.15
  5. Step 5: Solve for x
    x = 1,498,603,724.15/60,802.80
  6. Step 6: Final answer
    x = 24,646.95

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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.