Home / 74,200.20-111,315.87-24,276.44

Finding the Fourth Proportional to 74,200.20, 111,315.87 and 24,276.44

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Solution

The fourth proportional to 74,200.20, 111,315.87 and 24,276.44 is: 36,419.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,200.20 : 111,315.87 = 24,276.44 : x
  2. Step 2: Convert to fraction form
    74,200.20/111,315.87 = 24,276.44/x
  3. Step 3: Cross multiply
    74,200.20x = 111,315.87 × 24,276.44
  4. Step 4: Simplify right side
    74,200.20x = 2,702,352,482.52
  5. Step 5: Solve for x
    x = 2,702,352,482.52/74,200.20
  6. Step 6: Final answer
    x = 36,419.75

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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.