Home / 91,712.59-137,540.50-44,298.23

Finding the Fourth Proportional to 91,712.59, 137,540.50 and 44,298.23

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Solution

The fourth proportional to 91,712.59, 137,540.50 and 44,298.23 is: 66,433.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,712.59 : 137,540.50 = 44,298.23 : x
  2. Step 2: Convert to fraction form
    91,712.59/137,540.50 = 44,298.23/x
  3. Step 3: Cross multiply
    91,712.59x = 137,540.50 × 44,298.23
  4. Step 4: Simplify right side
    91,712.59x = 6,092,799,904.87
  5. Step 5: Solve for x
    x = 6,092,799,904.87/91,712.59
  6. Step 6: Final answer
    x = 66,433.63

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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.