Home / 95,511.76-131,769.48-61,517.58

Finding the Fourth Proportional to 95,511.76, 131,769.48 and 61,517.58

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Solution

The fourth proportional to 95,511.76, 131,769.48 and 61,517.58 is: 84,870.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,511.76 : 131,769.48 = 61,517.58 : x
  2. Step 2: Convert to fraction form
    95,511.76/131,769.48 = 61,517.58/x
  3. Step 3: Cross multiply
    95,511.76x = 131,769.48 × 61,517.58
  4. Step 4: Simplify right side
    95,511.76x = 8,106,139,264.01
  5. Step 5: Solve for x
    x = 8,106,139,264.01/95,511.76
  6. Step 6: Final answer
    x = 84,870.59

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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.