Home / 111,000.33-153,177.35-60,698.25

Finding the Fourth Proportional to 111,000.33, 153,177.35 and 60,698.25

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Solution

The fourth proportional to 111,000.33, 153,177.35 and 60,698.25 is: 83,761.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,000.33 : 153,177.35 = 60,698.25 : x
  2. Step 2: Convert to fraction form
    111,000.33/153,177.35 = 60,698.25/x
  3. Step 3: Cross multiply
    111,000.33x = 153,177.35 × 60,698.25
  4. Step 4: Simplify right side
    111,000.33x = 9,297,596,781.15
  5. Step 5: Solve for x
    x = 9,297,596,781.15/111,000.33
  6. Step 6: Final answer
    x = 83,761.88

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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.