Home / 95,371.63-131,540.15-69,868.78

Finding the Fourth Proportional to 95,371.63, 131,540.15 and 69,868.78

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Solution

The fourth proportional to 95,371.63, 131,540.15 and 69,868.78 is: 96,365.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,371.63 : 131,540.15 = 69,868.78 : x
  2. Step 2: Convert to fraction form
    95,371.63/131,540.15 = 69,868.78/x
  3. Step 3: Cross multiply
    95,371.63x = 131,540.15 × 69,868.78
  4. Step 4: Simplify right side
    95,371.63x = 9,190,549,647.34
  5. Step 5: Solve for x
    x = 9,190,549,647.34/95,371.63
  6. Step 6: Final answer
    x = 96,365.66

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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.