Home / 111,126.24-153,351.36-60,822

Finding the Fourth Proportional to 111,126.24, 153,351.36 and 60,822

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Solution

The fourth proportional to 111,126.24, 153,351.36 and 60,822 is: 83,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,126.24 : 153,351.36 = 60,822 : x
  2. Step 2: Convert to fraction form
    111,126.24/153,351.36 = 60,822/x
  3. Step 3: Cross multiply
    111,126.24x = 153,351.36 × 60,822
  4. Step 4: Simplify right side
    111,126.24x = 9,327,136,417.92
  5. Step 5: Solve for x
    x = 9,327,136,417.92/111,126.24
  6. Step 6: Final answer
    x = 83,932.80

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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.