Home / 111,829.45-154,325.87-60,842.47

Finding the Fourth Proportional to 111,829.45, 154,325.87 and 60,842.47

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Solution

The fourth proportional to 111,829.45, 154,325.87 and 60,842.47 is: 83,963.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,829.45 : 154,325.87 = 60,842.47 : x
  2. Step 2: Convert to fraction form
    111,829.45/154,325.87 = 60,842.47/x
  3. Step 3: Cross multiply
    111,829.45x = 154,325.87 × 60,842.47
  4. Step 4: Simplify right side
    111,829.45x = 9,389,567,115.70
  5. Step 5: Solve for x
    x = 9,389,567,115.70/111,829.45
  6. Step 6: Final answer
    x = 83,963.28

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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.