Home / 63,911.87-88,204.97-38,426.57

Finding the Fourth Proportional to 63,911.87, 88,204.97 and 38,426.57

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Solution

The fourth proportional to 63,911.87, 88,204.97 and 38,426.57 is: 53,032.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,911.87 : 88,204.97 = 38,426.57 : x
  2. Step 2: Convert to fraction form
    63,911.87/88,204.97 = 38,426.57/x
  3. Step 3: Cross multiply
    63,911.87x = 88,204.97 × 38,426.57
  4. Step 4: Simplify right side
    63,911.87x = 3,389,414,261.92
  5. Step 5: Solve for x
    x = 3,389,414,261.92/63,911.87
  6. Step 6: Final answer
    x = 53,032.63

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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.