Home / 95,321.93-131,530.58-57,072.31

Finding the Fourth Proportional to 95,321.93, 131,530.58 and 57,072.31

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Solution

The fourth proportional to 95,321.93, 131,530.58 and 57,072.31 is: 78,751.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,321.93 : 131,530.58 = 57,072.31 : x
  2. Step 2: Convert to fraction form
    95,321.93/131,530.58 = 57,072.31/x
  3. Step 3: Cross multiply
    95,321.93x = 131,530.58 × 57,072.31
  4. Step 4: Simplify right side
    95,321.93x = 7,506,754,696.96
  5. Step 5: Solve for x
    x = 7,506,754,696.96/95,321.93
  6. Step 6: Final answer
    x = 78,751.60

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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.