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Finding the Fourth Proportional to 29,781.88, 44,592.81 and 15,712.63

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Solution

The fourth proportional to 29,781.88, 44,592.81 and 15,712.63 is: 23,526.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,781.88 : 44,592.81 = 15,712.63 : x
  2. Step 2: Convert to fraction form
    29,781.88/44,592.81 = 15,712.63/x
  3. Step 3: Cross multiply
    29,781.88x = 44,592.81 × 15,712.63
  4. Step 4: Simplify right side
    29,781.88x = 700,670,324.19
  5. Step 5: Solve for x
    x = 700,670,324.19/29,781.88
  6. Step 6: Final answer
    x = 23,526.73

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1.5x scale

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.