Home / 95,781.89-132,178.96-55,518.98

Finding the Fourth Proportional to 95,781.89, 132,178.96 and 55,518.98

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Solution

The fourth proportional to 95,781.89, 132,178.96 and 55,518.98 is: 76,616.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,781.89 : 132,178.96 = 55,518.98 : x
  2. Step 2: Convert to fraction form
    95,781.89/132,178.96 = 55,518.98/x
  3. Step 3: Cross multiply
    95,781.89x = 132,178.96 × 55,518.98
  4. Step 4: Simplify right side
    95,781.89x = 7,338,440,759.07
  5. Step 5: Solve for x
    x = 7,338,440,759.07/95,781.89
  6. Step 6: Final answer
    x = 76,616.17

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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.