Home / 83,094.74-124,591.99-38,731.45

Finding the Fourth Proportional to 83,094.74, 124,591.99 and 38,731.45

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Solution

The fourth proportional to 83,094.74, 124,591.99 and 38,731.45 is: 58,073.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,094.74 : 124,591.99 = 38,731.45 : x
  2. Step 2: Convert to fraction form
    83,094.74/124,591.99 = 38,731.45/x
  3. Step 3: Cross multiply
    83,094.74x = 124,591.99 × 38,731.45
  4. Step 4: Simplify right side
    83,094.74x = 4,825,628,431.09
  5. Step 5: Solve for x
    x = 4,825,628,431.09/83,094.74
  6. Step 6: Final answer
    x = 58,073.81

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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.