Home / 68,500.38-94,526.75-38,279.69

Finding the Fourth Proportional to 68,500.38, 94,526.75 and 38,279.69

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Solution

The fourth proportional to 68,500.38, 94,526.75 and 38,279.69 is: 52,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,500.38 : 94,526.75 = 38,279.69 : x
  2. Step 2: Convert to fraction form
    68,500.38/94,526.75 = 38,279.69/x
  3. Step 3: Cross multiply
    68,500.38x = 94,526.75 × 38,279.69
  4. Step 4: Simplify right side
    68,500.38x = 3,618,454,686.71
  5. Step 5: Solve for x
    x = 3,618,454,686.71/68,500.38
  6. Step 6: Final answer
    x = 52,823.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.