Home / 111,175.85-153,421.56-60,187.23

Finding the Fourth Proportional to 111,175.85, 153,421.56 and 60,187.23

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Solution

The fourth proportional to 111,175.85, 153,421.56 and 60,187.23 is: 83,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,175.85 : 153,421.56 = 60,187.23 : x
  2. Step 2: Convert to fraction form
    111,175.85/153,421.56 = 60,187.23/x
  3. Step 3: Cross multiply
    111,175.85x = 153,421.56 × 60,187.23
  4. Step 4: Simplify right side
    111,175.85x = 9,234,018,369.05
  5. Step 5: Solve for x
    x = 9,234,018,369.05/111,175.85
  6. Step 6: Final answer
    x = 83,057.78

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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.