Home / 111,217.14-153,479.41-60,229.71

Finding the Fourth Proportional to 111,217.14, 153,479.41 and 60,229.71

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Solution

The fourth proportional to 111,217.14, 153,479.41 and 60,229.71 is: 83,116.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,217.14 : 153,479.41 = 60,229.71 : x
  2. Step 2: Convert to fraction form
    111,217.14/153,479.41 = 60,229.71/x
  3. Step 3: Cross multiply
    111,217.14x = 153,479.41 × 60,229.71
  4. Step 4: Simplify right side
    111,217.14x = 9,244,020,054.12
  5. Step 5: Solve for x
    x = 9,244,020,054.12/111,217.14
  6. Step 6: Final answer
    x = 83,116.87

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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.