Home / 95,309.88-131,529.57-57,071.10

Finding the Fourth Proportional to 95,309.88, 131,529.57 and 57,071.10

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Solution

The fourth proportional to 95,309.88, 131,529.57 and 57,071.10 is: 78,759.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,309.88 : 131,529.57 = 57,071.10 : x
  2. Step 2: Convert to fraction form
    95,309.88/131,529.57 = 57,071.10/x
  3. Step 3: Cross multiply
    95,309.88x = 131,529.57 × 57,071.10
  4. Step 4: Simplify right side
    95,309.88x = 7,506,537,242.43
  5. Step 5: Solve for x
    x = 7,506,537,242.43/95,309.88
  6. Step 6: Final answer
    x = 78,759.28

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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.