Home / 95,445.16-143,104.55-45,532.96

Finding the Fourth Proportional to 95,445.16, 143,104.55 and 45,532.96

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Solution

The fourth proportional to 95,445.16, 143,104.55 and 45,532.96 is: 68,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,445.16 : 143,104.55 = 45,532.96 : x
  2. Step 2: Convert to fraction form
    95,445.16/143,104.55 = 45,532.96/x
  3. Step 3: Cross multiply
    95,445.16x = 143,104.55 × 45,532.96
  4. Step 4: Simplify right side
    95,445.16x = 6,515,973,750.97
  5. Step 5: Solve for x
    x = 6,515,973,750.97/95,445.16
  6. Step 6: Final answer
    x = 68,269.29

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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.