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Finding the Fourth Proportional to 69,417.46, 95,724.50 and 59,379.13

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Solution

The fourth proportional to 69,417.46, 95,724.50 and 59,379.13 is: 81,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,417.46 : 95,724.50 = 59,379.13 : x
  2. Step 2: Convert to fraction form
    69,417.46/95,724.50 = 59,379.13/x
  3. Step 3: Cross multiply
    69,417.46x = 95,724.50 × 59,379.13
  4. Step 4: Simplify right side
    69,417.46x = 5,684,037,620.55
  5. Step 5: Solve for x
    x = 5,684,037,620.55/69,417.46
  6. Step 6: Final answer
    x = 81,881.96

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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.