Home / 111,508.26-153,876.15-60,519.84

Finding the Fourth Proportional to 111,508.26, 153,876.15 and 60,519.84

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Solution

The fourth proportional to 111,508.26, 153,876.15 and 60,519.84 is: 83,514.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,508.26 : 153,876.15 = 60,519.84 : x
  2. Step 2: Convert to fraction form
    111,508.26/153,876.15 = 60,519.84/x
  3. Step 3: Cross multiply
    111,508.26x = 153,876.15 × 60,519.84
  4. Step 4: Simplify right side
    111,508.26x = 9,312,559,977.82
  5. Step 5: Solve for x
    x = 9,312,559,977.82/111,508.26
  6. Step 6: Final answer
    x = 83,514.53

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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.