Home / 83,480.06-125,261.21-39,099.15

Finding the Fourth Proportional to 83,480.06, 125,261.21 and 39,099.15

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Solution

The fourth proportional to 83,480.06, 125,261.21 and 39,099.15 is: 58,667.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,480.06 : 125,261.21 = 39,099.15 : x
  2. Step 2: Convert to fraction form
    83,480.06/125,261.21 = 39,099.15/x
  3. Step 3: Cross multiply
    83,480.06x = 125,261.21 × 39,099.15
  4. Step 4: Simplify right side
    83,480.06x = 4,897,606,838.97
  5. Step 5: Solve for x
    x = 4,897,606,838.97/83,480.06
  6. Step 6: Final answer
    x = 58,667.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.