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Finding the Fourth Proportional to 69,471.64, 95,870.82 and 37,641.16

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Solution

The fourth proportional to 69,471.64, 95,870.82 and 37,641.16 is: 51,944.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,471.64 : 95,870.82 = 37,641.16 : x
  2. Step 2: Convert to fraction form
    69,471.64/95,870.82 = 37,641.16/x
  3. Step 3: Cross multiply
    69,471.64x = 95,870.82 × 37,641.16
  4. Step 4: Simplify right side
    69,471.64x = 3,608,688,874.95
  5. Step 5: Solve for x
    x = 3,608,688,874.95/69,471.64
  6. Step 6: Final answer
    x = 51,944.78

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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.