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Finding the Fourth Proportional to 59,347.87, 81,900.05 and 32,490.30

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Solution

The fourth proportional to 59,347.87, 81,900.05 and 32,490.30 is: 44,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,347.87 : 81,900.05 = 32,490.30 : x
  2. Step 2: Convert to fraction form
    59,347.87/81,900.05 = 32,490.30/x
  3. Step 3: Cross multiply
    59,347.87x = 81,900.05 × 32,490.30
  4. Step 4: Simplify right side
    59,347.87x = 2,660,957,194.52
  5. Step 5: Solve for x
    x = 2,660,957,194.52/59,347.87
  6. Step 6: Final answer
    x = 44,836.61

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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.