Home / 74,357.07-111,540.71-29,984.19

Finding the Fourth Proportional to 74,357.07, 111,540.71 and 29,984.19

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Solution

The fourth proportional to 74,357.07, 111,540.71 and 29,984.19 is: 44,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,357.07 : 111,540.71 = 29,984.19 : x
  2. Step 2: Convert to fraction form
    74,357.07/111,540.71 = 29,984.19/x
  3. Step 3: Cross multiply
    74,357.07x = 111,540.71 × 29,984.19
  4. Step 4: Simplify right side
    74,357.07x = 3,344,457,691.45
  5. Step 5: Solve for x
    x = 3,344,457,691.45/74,357.07
  6. Step 6: Final answer
    x = 44,978.34

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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.