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Finding the Fourth Proportional to 63,544.80, 87,693.36 and 35,251.68

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Solution

The fourth proportional to 63,544.80, 87,693.36 and 35,251.68 is: 48,648.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,544.80 : 87,693.36 = 35,251.68 : x
  2. Step 2: Convert to fraction form
    63,544.80/87,693.36 = 35,251.68/x
  3. Step 3: Cross multiply
    63,544.80x = 87,693.36 × 35,251.68
  4. Step 4: Simplify right side
    63,544.80x = 3,091,338,264.84
  5. Step 5: Solve for x
    x = 3,091,338,264.84/63,544.80
  6. Step 6: Final answer
    x = 48,648.17

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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.