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Finding the Fourth Proportional to 109,371.24, 150,932.22 and 59,070.24

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Solution

The fourth proportional to 109,371.24, 150,932.22 and 59,070.24 is: 81,516.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,371.24 : 150,932.22 = 59,070.24 : x
  2. Step 2: Convert to fraction form
    109,371.24/150,932.22 = 59,070.24/x
  3. Step 3: Cross multiply
    109,371.24x = 150,932.22 × 59,070.24
  4. Step 4: Simplify right side
    109,371.24x = 8,915,602,459.13
  5. Step 5: Solve for x
    x = 8,915,602,459.13/109,371.24
  6. Step 6: Final answer
    x = 81,516.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.