Home / 111,344.19-153,654.62-60,357.12

Finding the Fourth Proportional to 111,344.19, 153,654.62 and 60,357.12

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Solution

The fourth proportional to 111,344.19, 153,654.62 and 60,357.12 is: 83,292.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,344.19 : 153,654.62 = 60,357.12 : x
  2. Step 2: Convert to fraction form
    111,344.19/153,654.62 = 60,357.12/x
  3. Step 3: Cross multiply
    111,344.19x = 153,654.62 × 60,357.12
  4. Step 4: Simplify right side
    111,344.19x = 9,274,149,799.41
  5. Step 5: Solve for x
    x = 9,274,149,799.41/111,344.19
  6. Step 6: Final answer
    x = 83,292.63

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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.