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Finding the Fourth Proportional to 69,473.40, 95,873.32 and 37,642.30

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Solution

The fourth proportional to 69,473.40, 95,873.32 and 37,642.30 is: 51,946.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,473.40 : 95,873.32 = 37,642.30 : x
  2. Step 2: Convert to fraction form
    69,473.40/95,873.32 = 37,642.30/x
  3. Step 3: Cross multiply
    69,473.40x = 95,873.32 × 37,642.30
  4. Step 4: Simplify right side
    69,473.40x = 3,608,891,605.86
  5. Step 5: Solve for x
    x = 3,608,891,605.86/69,473.40
  6. Step 6: Final answer
    x = 51,946.38

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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.