Home / 83,956.02-125,933.91-57,580.80

Finding the Fourth Proportional to 83,956.02, 125,933.91 and 57,580.80

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Solution

The fourth proportional to 83,956.02, 125,933.91 and 57,580.80 is: 86,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,956.02 : 125,933.91 = 57,580.80 : x
  2. Step 2: Convert to fraction form
    83,956.02/125,933.91 = 57,580.80/x
  3. Step 3: Cross multiply
    83,956.02x = 125,933.91 × 57,580.80
  4. Step 4: Simplify right side
    83,956.02x = 7,251,375,284.93
  5. Step 5: Solve for x
    x = 7,251,375,284.93/83,956.02
  6. Step 6: Final answer
    x = 86,371.12

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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.