Home / 135,499.20-203,342.04-46,752.75

Finding the Fourth Proportional to 135,499.20, 203,342.04 and 46,752.75

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Solution

The fourth proportional to 135,499.20, 203,342.04 and 46,752.75 is: 70,161.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,499.20 : 203,342.04 = 46,752.75 : x
  2. Step 2: Convert to fraction form
    135,499.20/203,342.04 = 46,752.75/x
  3. Step 3: Cross multiply
    135,499.20x = 203,342.04 × 46,752.75
  4. Step 4: Simplify right side
    135,499.20x = 9,506,799,560.61
  5. Step 5: Solve for x
    x = 9,506,799,560.61/135,499.20
  6. Step 6: Final answer
    x = 70,161.30

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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.