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Finding the Fourth Proportional to 71,625.71, 107,410.89 and 24,228.20

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Solution

The fourth proportional to 71,625.71, 107,410.89 and 24,228.20 is: 36,332.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,625.71 : 107,410.89 = 24,228.20 : x
  2. Step 2: Convert to fraction form
    71,625.71/107,410.89 = 24,228.20/x
  3. Step 3: Cross multiply
    71,625.71x = 107,410.89 × 24,228.20
  4. Step 4: Simplify right side
    71,625.71x = 2,602,372,525.10
  5. Step 5: Solve for x
    x = 2,602,372,525.10/71,625.71
  6. Step 6: Final answer
    x = 36,332.94

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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.