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Finding the Fourth Proportional to 59,213.16, 81,711.58 and 32,354.40

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Solution

The fourth proportional to 59,213.16, 81,711.58 and 32,354.40 is: 44,647.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,213.16 : 81,711.58 = 32,354.40 : x
  2. Step 2: Convert to fraction form
    59,213.16/81,711.58 = 32,354.40/x
  3. Step 3: Cross multiply
    59,213.16x = 81,711.58 × 32,354.40
  4. Step 4: Simplify right side
    59,213.16x = 2,643,729,143.95
  5. Step 5: Solve for x
    x = 2,643,729,143.95/59,213.16
  6. Step 6: Final answer
    x = 44,647.66

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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.