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Finding the Fourth Proportional to 117,482.50, 176,165.88 and 42,591.42

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Solution

The fourth proportional to 117,482.50, 176,165.88 and 42,591.42 is: 63,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,482.50 : 176,165.88 = 42,591.42 : x
  2. Step 2: Convert to fraction form
    117,482.50/176,165.88 = 42,591.42/x
  3. Step 3: Cross multiply
    117,482.50x = 176,165.88 × 42,591.42
  4. Step 4: Simplify right side
    117,482.50x = 7,503,154,103.92
  5. Step 5: Solve for x
    x = 7,503,154,103.92/117,482.50
  6. Step 6: Final answer
    x = 63,866.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.