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Finding the Fourth Proportional to 69,437.08, 95,751.50 and 59,398.74

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Solution

The fourth proportional to 69,437.08, 95,751.50 and 59,398.74 is: 81,908.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,437.08 : 95,751.50 = 59,398.74 : x
  2. Step 2: Convert to fraction form
    69,437.08/95,751.50 = 59,398.74/x
  3. Step 3: Cross multiply
    69,437.08x = 95,751.50 × 59,398.74
  4. Step 4: Simplify right side
    69,437.08x = 5,687,518,453.11
  5. Step 5: Solve for x
    x = 5,687,518,453.11/69,437.08
  6. Step 6: Final answer
    x = 81,908.95

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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.