Home / 111,218.16-153,479.88-60,230.04

Finding the Fourth Proportional to 111,218.16, 153,479.88 and 60,230.04

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Solution

The fourth proportional to 111,218.16, 153,479.88 and 60,230.04 is: 83,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,218.16 : 153,479.88 = 60,230.04 : x
  2. Step 2: Convert to fraction form
    111,218.16/153,479.88 = 60,230.04/x
  3. Step 3: Cross multiply
    111,218.16x = 153,479.88 × 60,230.04
  4. Step 4: Simplify right side
    111,218.16x = 9,244,099,311.60
  5. Step 5: Solve for x
    x = 9,244,099,311.60/111,218.16
  6. Step 6: Final answer
    x = 83,116.82

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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.