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Finding the Fourth Proportional to 29,560.71, 44,340.93 and 7,374.05

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Solution

The fourth proportional to 29,560.71, 44,340.93 and 7,374.05 is: 11,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,560.71 : 44,340.93 = 7,374.05 : x
  2. Step 2: Convert to fraction form
    29,560.71/44,340.93 = 7,374.05/x
  3. Step 3: Cross multiply
    29,560.71x = 44,340.93 × 7,374.05
  4. Step 4: Simplify right side
    29,560.71x = 326,972,013.16
  5. Step 5: Solve for x
    x = 326,972,013.16/29,560.71
  6. Step 6: Final answer
    x = 11,061.03

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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.