Home / 63,456.38-87,570.40-35,162.68

Finding the Fourth Proportional to 63,456.38, 87,570.40 and 35,162.68

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Solution

The fourth proportional to 63,456.38, 87,570.40 and 35,162.68 is: 48,524.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,456.38 : 87,570.40 = 35,162.68 : x
  2. Step 2: Convert to fraction form
    63,456.38/87,570.40 = 35,162.68/x
  3. Step 3: Cross multiply
    63,456.38x = 87,570.40 × 35,162.68
  4. Step 4: Simplify right side
    63,456.38x = 3,079,209,952.67
  5. Step 5: Solve for x
    x = 3,079,209,952.67/63,456.38
  6. Step 6: Final answer
    x = 48,524.83

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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.