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Finding the Fourth Proportional to 59,059.80, 88,589.70 and 31,066.20

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Solution

The fourth proportional to 59,059.80, 88,589.70 and 31,066.20 is: 46,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,059.80 : 88,589.70 = 31,066.20 : x
  2. Step 2: Convert to fraction form
    59,059.80/88,589.70 = 31,066.20/x
  3. Step 3: Cross multiply
    59,059.80x = 88,589.70 × 31,066.20
  4. Step 4: Simplify right side
    59,059.80x = 2,752,145,338.14
  5. Step 5: Solve for x
    x = 2,752,145,338.14/59,059.80
  6. Step 6: Final answer
    x = 46,599.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.