Home / 79,442.13-119,179.60-23,284.07

Finding the Fourth Proportional to 79,442.13, 119,179.60 and 23,284.07

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Solution

The fourth proportional to 79,442.13, 119,179.60 and 23,284.07 is: 34,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442.13 : 119,179.60 = 23,284.07 : x
  2. Step 2: Convert to fraction form
    79,442.13/119,179.60 = 23,284.07/x
  3. Step 3: Cross multiply
    79,442.13x = 119,179.60 × 23,284.07
  4. Step 4: Simplify right side
    79,442.13x = 2,774,986,148.97
  5. Step 5: Solve for x
    x = 2,774,986,148.97/79,442.13
  6. Step 6: Final answer
    x = 34,930.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.