Home / 74,240.43-111,212.30-44,642.07

Finding the Fourth Proportional to 74,240.43, 111,212.30 and 44,642.07

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Solution

The fourth proportional to 74,240.43, 111,212.30 and 44,642.07 is: 66,873.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,240.43 : 111,212.30 = 44,642.07 : x
  2. Step 2: Convert to fraction form
    74,240.43/111,212.30 = 44,642.07/x
  3. Step 3: Cross multiply
    74,240.43x = 111,212.30 × 44,642.07
  4. Step 4: Simplify right side
    74,240.43x = 4,964,747,281.46
  5. Step 5: Solve for x
    x = 4,964,747,281.46/74,240.43
  6. Step 6: Final answer
    x = 66,873.90

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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.