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Finding the Fourth Proportional to 59,213.28, 81,713.12 and 32,355.92

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Solution

The fourth proportional to 59,213.28, 81,713.12 and 32,355.92 is: 44,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,213.28 : 81,713.12 = 32,355.92 : x
  2. Step 2: Convert to fraction form
    59,213.28/81,713.12 = 32,355.92/x
  3. Step 3: Cross multiply
    59,213.28x = 81,713.12 × 32,355.92
  4. Step 4: Simplify right side
    59,213.28x = 2,643,903,173.67
  5. Step 5: Solve for x
    x = 2,643,903,173.67/59,213.28
  6. Step 6: Final answer
    x = 44,650.51

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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.