Home / 63,544.87-87,695.57-38,402.47

Finding the Fourth Proportional to 63,544.87, 87,695.57 and 38,402.47

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Solution

The fourth proportional to 63,544.87, 87,695.57 and 38,402.47 is: 52,997.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,544.87 : 87,695.57 = 38,402.47 : x
  2. Step 2: Convert to fraction form
    63,544.87/87,695.57 = 38,402.47/x
  3. Step 3: Cross multiply
    63,544.87x = 87,695.57 × 38,402.47
  4. Step 4: Simplify right side
    63,544.87x = 3,367,725,865.57
  5. Step 5: Solve for x
    x = 3,367,725,865.57/63,544.87
  6. Step 6: Final answer
    x = 52,997.61

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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.