Home / 95,531.70-143,450.55-75,972.90

Finding the Fourth Proportional to 95,531.70, 143,450.55 and 75,972.90

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Solution

The fourth proportional to 95,531.70, 143,450.55 and 75,972.90 is: 114,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,531.70 : 143,450.55 = 75,972.90 : x
  2. Step 2: Convert to fraction form
    95,531.70/143,450.55 = 75,972.90/x
  3. Step 3: Cross multiply
    95,531.70x = 143,450.55 × 75,972.90
  4. Step 4: Simplify right side
    95,531.70x = 10,898,354,290.10
  5. Step 5: Solve for x
    x = 10,898,354,290.10/95,531.70
  6. Step 6: Final answer
    x = 114,081.03

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1.5x scale

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.