Home / 95,053.40-131,206.48-54,783.21

Finding the Fourth Proportional to 95,053.40, 131,206.48 and 54,783.21

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Solution

The fourth proportional to 95,053.40, 131,206.48 and 54,783.21 is: 75,619.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,053.40 : 131,206.48 = 54,783.21 : x
  2. Step 2: Convert to fraction form
    95,053.40/131,206.48 = 54,783.21/x
  3. Step 3: Cross multiply
    95,053.40x = 131,206.48 × 54,783.21
  4. Step 4: Simplify right side
    95,053.40x = 7,187,912,147.20
  5. Step 5: Solve for x
    x = 7,187,912,147.20/95,053.40
  6. Step 6: Final answer
    x = 75,619.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.