Home / 83,300.60-124,950.81-27,140.65

Finding the Fourth Proportional to 83,300.60, 124,950.81 and 27,140.65

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Solution

The fourth proportional to 83,300.60, 124,950.81 and 27,140.65 is: 40,710.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,300.60 : 124,950.81 = 27,140.65 : x
  2. Step 2: Convert to fraction form
    83,300.60/124,950.81 = 27,140.65/x
  3. Step 3: Cross multiply
    83,300.60x = 124,950.81 × 27,140.65
  4. Step 4: Simplify right side
    83,300.60x = 3,391,246,201.43
  5. Step 5: Solve for x
    x = 3,391,246,201.43/83,300.60
  6. Step 6: Final answer
    x = 40,710.95

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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.