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Finding the Fourth Proportional to 57,647.52, 86,395.88 and 29,543.76

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Solution

The fourth proportional to 57,647.52, 86,395.88 and 29,543.76 is: 44,277.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,647.52 : 86,395.88 = 29,543.76 : x
  2. Step 2: Convert to fraction form
    57,647.52/86,395.88 = 29,543.76/x
  3. Step 3: Cross multiply
    57,647.52x = 86,395.88 × 29,543.76
  4. Step 4: Simplify right side
    57,647.52x = 2,552,459,143.71
  5. Step 5: Solve for x
    x = 2,552,459,143.71/57,647.52
  6. Step 6: Final answer
    x = 44,277.00

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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.