Home / 95,045.59-131,177.64-54,209.80

Finding the Fourth Proportional to 95,045.59, 131,177.64 and 54,209.80

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Solution

The fourth proportional to 95,045.59, 131,177.64 and 54,209.80 is: 74,817.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,045.59 : 131,177.64 = 54,209.80 : x
  2. Step 2: Convert to fraction form
    95,045.59/131,177.64 = 54,209.80/x
  3. Step 3: Cross multiply
    95,045.59x = 131,177.64 × 54,209.80
  4. Step 4: Simplify right side
    95,045.59x = 7,111,113,628.87
  5. Step 5: Solve for x
    x = 7,111,113,628.87/95,045.59
  6. Step 6: Final answer
    x = 74,817.92

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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.