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Finding the Fourth Proportional to 109,414.17, 150,991.52 and 59,113.17

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Solution

The fourth proportional to 109,414.17, 150,991.52 and 59,113.17 is: 81,576.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,414.17 : 150,991.52 = 59,113.17 : x
  2. Step 2: Convert to fraction form
    109,414.17/150,991.52 = 59,113.17/x
  3. Step 3: Cross multiply
    109,414.17x = 150,991.52 × 59,113.17
  4. Step 4: Simplify right side
    109,414.17x = 8,925,587,094.75
  5. Step 5: Solve for x
    x = 8,925,587,094.75/109,414.17
  6. Step 6: Final answer
    x = 81,576.15

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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.