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Finding the Fourth Proportional to 59,478.95, 82,080.45 and 32,620.97

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Solution

The fourth proportional to 59,478.95, 82,080.45 and 32,620.97 is: 45,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,478.95 : 82,080.45 = 32,620.97 : x
  2. Step 2: Convert to fraction form
    59,478.95/82,080.45 = 32,620.97/x
  3. Step 3: Cross multiply
    59,478.95x = 82,080.45 × 32,620.97
  4. Step 4: Simplify right side
    59,478.95x = 2,677,543,897.04
  5. Step 5: Solve for x
    x = 2,677,543,897.04/59,478.95
  6. Step 6: Final answer
    x = 45,016.66

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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.