Home / 95,421.90-143,132.85-73,346.70

Finding the Fourth Proportional to 95,421.90, 143,132.85 and 73,346.70

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Solution

The fourth proportional to 95,421.90, 143,132.85 and 73,346.70 is: 110,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,421.90 : 143,132.85 = 73,346.70 : x
  2. Step 2: Convert to fraction form
    95,421.90/143,132.85 = 73,346.70/x
  3. Step 3: Cross multiply
    95,421.90x = 143,132.85 × 73,346.70
  4. Step 4: Simplify right side
    95,421.90x = 10,498,322,209.10
  5. Step 5: Solve for x
    x = 10,498,322,209.10/95,421.90
  6. Step 6: Final answer
    x = 110,020.05

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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.