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Finding the Fourth Proportional to 29,376.52, 44,059.12 and 8,316.40

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Solution

The fourth proportional to 29,376.52, 44,059.12 and 8,316.40 is: 12,473.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,376.52 : 44,059.12 = 8,316.40 : x
  2. Step 2: Convert to fraction form
    29,376.52/44,059.12 = 8,316.40/x
  3. Step 3: Cross multiply
    29,376.52x = 44,059.12 × 8,316.40
  4. Step 4: Simplify right side
    29,376.52x = 366,413,265.57
  5. Step 5: Solve for x
    x = 366,413,265.57/29,376.52
  6. Step 6: Final answer
    x = 12,473.00

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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.