Home / 95,038.61-131,121.23-54,751.33

Finding the Fourth Proportional to 95,038.61, 131,121.23 and 54,751.33

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Solution

The fourth proportional to 95,038.61, 131,121.23 and 54,751.33 is: 75,538.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,038.61 : 131,121.23 = 54,751.33 : x
  2. Step 2: Convert to fraction form
    95,038.61/131,121.23 = 54,751.33/x
  3. Step 3: Cross multiply
    95,038.61x = 131,121.23 × 54,751.33
  4. Step 4: Simplify right side
    95,038.61x = 7,179,061,132.18
  5. Step 5: Solve for x
    x = 7,179,061,132.18/95,038.61
  6. Step 6: Final answer
    x = 75,538.36

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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.