Home / 111,162.90-153,404.64-60,175.38

Finding the Fourth Proportional to 111,162.90, 153,404.64 and 60,175.38

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Solution

The fourth proportional to 111,162.90, 153,404.64 and 60,175.38 is: 83,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,162.90 : 153,404.64 = 60,175.38 : x
  2. Step 2: Convert to fraction form
    111,162.90/153,404.64 = 60,175.38/x
  3. Step 3: Cross multiply
    111,162.90x = 153,404.64 × 60,175.38
  4. Step 4: Simplify right side
    111,162.90x = 9,231,182,505.76
  5. Step 5: Solve for x
    x = 9,231,182,505.76/111,162.90
  6. Step 6: Final answer
    x = 83,041.94

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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.