Home / 111,792.52-154,275.66-60,806.36

Finding the Fourth Proportional to 111,792.52, 154,275.66 and 60,806.36

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Solution

The fourth proportional to 111,792.52, 154,275.66 and 60,806.36 is: 83,913.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,792.52 : 154,275.66 = 60,806.36 : x
  2. Step 2: Convert to fraction form
    111,792.52/154,275.66 = 60,806.36/x
  3. Step 3: Cross multiply
    111,792.52x = 154,275.66 × 60,806.36
  4. Step 4: Simplify right side
    111,792.52x = 9,380,941,321.20
  5. Step 5: Solve for x
    x = 9,380,941,321.20/111,792.52
  6. Step 6: Final answer
    x = 83,913.86

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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.