Home / 63,677.24-87,876.39-38,187.75

Finding the Fourth Proportional to 63,677.24, 87,876.39 and 38,187.75

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Solution

The fourth proportional to 63,677.24, 87,876.39 and 38,187.75 is: 52,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,677.24 : 87,876.39 = 38,187.75 : x
  2. Step 2: Convert to fraction form
    63,677.24/87,876.39 = 38,187.75/x
  3. Step 3: Cross multiply
    63,677.24x = 87,876.39 × 38,187.75
  4. Step 4: Simplify right side
    63,677.24x = 3,355,802,084.96
  5. Step 5: Solve for x
    x = 3,355,802,084.96/63,677.24
  6. Step 6: Final answer
    x = 52,700.18

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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.