Home / 70,117.95-96,763.13-38,286.85

Finding the Fourth Proportional to 70,117.95, 96,763.13 and 38,286.85

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Solution

The fourth proportional to 70,117.95, 96,763.13 and 38,286.85 is: 52,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,117.95 : 96,763.13 = 38,286.85 : x
  2. Step 2: Convert to fraction form
    70,117.95/96,763.13 = 38,286.85/x
  3. Step 3: Cross multiply
    70,117.95x = 96,763.13 × 38,286.85
  4. Step 4: Simplify right side
    70,117.95x = 3,704,755,715.33
  5. Step 5: Solve for x
    x = 3,704,755,715.33/70,117.95
  6. Step 6: Final answer
    x = 52,836.05

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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.