Home / 111,860.39-154,370.59-60,876.41

Finding the Fourth Proportional to 111,860.39, 154,370.59 and 60,876.41

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Solution

The fourth proportional to 111,860.39, 154,370.59 and 60,876.41 is: 84,011.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,860.39 : 154,370.59 = 60,876.41 : x
  2. Step 2: Convert to fraction form
    111,860.39/154,370.59 = 60,876.41/x
  3. Step 3: Cross multiply
    111,860.39x = 154,370.59 × 60,876.41
  4. Step 4: Simplify right side
    111,860.39x = 9,397,526,404.74
  5. Step 5: Solve for x
    x = 9,397,526,404.74/111,860.39
  6. Step 6: Final answer
    x = 84,011.21

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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.