Home / 95,764.70-143,647.05-54,292.70

Finding the Fourth Proportional to 95,764.70, 143,647.05 and 54,292.70

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Solution

The fourth proportional to 95,764.70, 143,647.05 and 54,292.70 is: 81,439.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,764.70 : 143,647.05 = 54,292.70 : x
  2. Step 2: Convert to fraction form
    95,764.70/143,647.05 = 54,292.70/x
  3. Step 3: Cross multiply
    95,764.70x = 143,647.05 × 54,292.70
  4. Step 4: Simplify right side
    95,764.70x = 7,798,986,191.54
  5. Step 5: Solve for x
    x = 7,798,986,191.54/95,764.70
  6. Step 6: Final answer
    x = 81,439.05

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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.