Home / 49,587.48-68,428.26-28,073.88

Finding the Fourth Proportional to 49,587.48, 68,428.26 and 28,073.88

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Solution

The fourth proportional to 49,587.48, 68,428.26 and 28,073.88 is: 38,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,587.48 : 68,428.26 = 28,073.88 : x
  2. Step 2: Convert to fraction form
    49,587.48/68,428.26 = 28,073.88/x
  3. Step 3: Cross multiply
    49,587.48x = 68,428.26 × 28,073.88
  4. Step 4: Simplify right side
    49,587.48x = 1,921,046,759.85
  5. Step 5: Solve for x
    x = 1,921,046,759.85/49,587.48
  6. Step 6: Final answer
    x = 38,740.56

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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.