Home / 83,002.40-124,633.20-48,010.40

Finding the Fourth Proportional to 83,002.40, 124,633.20 and 48,010.40

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Solution

The fourth proportional to 83,002.40, 124,633.20 and 48,010.40 is: 72,090.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,002.40 : 124,633.20 = 48,010.40 : x
  2. Step 2: Convert to fraction form
    83,002.40/124,633.20 = 48,010.40/x
  3. Step 3: Cross multiply
    83,002.40x = 124,633.20 × 48,010.40
  4. Step 4: Simplify right side
    83,002.40x = 5,983,689,785.28
  5. Step 5: Solve for x
    x = 5,983,689,785.28/83,002.40
  6. Step 6: Final answer
    x = 72,090.56

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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.