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Finding the Fourth Proportional to 88,482.90, 132,724.53 and 29,302.74

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Solution

The fourth proportional to 88,482.90, 132,724.53 and 29,302.74 is: 43,954.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,482.90 : 132,724.53 = 29,302.74 : x
  2. Step 2: Convert to fraction form
    88,482.90/132,724.53 = 29,302.74/x
  3. Step 3: Cross multiply
    88,482.90x = 132,724.53 × 29,302.74
  4. Step 4: Simplify right side
    88,482.90x = 3,889,192,394.21
  5. Step 5: Solve for x
    x = 3,889,192,394.21/88,482.90
  6. Step 6: Final answer
    x = 43,954.17

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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.