Home / 74,127.20-111,205.20-32,007.20

Finding the Fourth Proportional to 74,127.20, 111,205.20 and 32,007.20

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Solution

The fourth proportional to 74,127.20, 111,205.20 and 32,007.20 is: 48,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,127.20 : 111,205.20 = 32,007.20 : x
  2. Step 2: Convert to fraction form
    74,127.20/111,205.20 = 32,007.20/x
  3. Step 3: Cross multiply
    74,127.20x = 111,205.20 × 32,007.20
  4. Step 4: Simplify right side
    74,127.20x = 3,559,367,077.44
  5. Step 5: Solve for x
    x = 3,559,367,077.44/74,127.20
  6. Step 6: Final answer
    x = 48,017.02

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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.