Home / 82,685.07-124,008.98-23,519.43

Finding the Fourth Proportional to 82,685.07, 124,008.98 and 23,519.43

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Solution

The fourth proportional to 82,685.07, 124,008.98 and 23,519.43 is: 35,273.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,685.07 : 124,008.98 = 23,519.43 : x
  2. Step 2: Convert to fraction form
    82,685.07/124,008.98 = 23,519.43/x
  3. Step 3: Cross multiply
    82,685.07x = 124,008.98 × 23,519.43
  4. Step 4: Simplify right side
    82,685.07x = 2,916,620,406.88
  5. Step 5: Solve for x
    x = 2,916,620,406.88/82,685.07
  6. Step 6: Final answer
    x = 35,273.85

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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.