Home / 95,761.96-143,543.15-53,580.19

Finding the Fourth Proportional to 95,761.96, 143,543.15 and 53,580.19

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Solution

The fourth proportional to 95,761.96, 143,543.15 and 53,580.19 is: 80,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,761.96 : 143,543.15 = 53,580.19 : x
  2. Step 2: Convert to fraction form
    95,761.96/143,543.15 = 53,580.19/x
  3. Step 3: Cross multiply
    95,761.96x = 143,543.15 × 53,580.19
  4. Step 4: Simplify right side
    95,761.96x = 7,691,069,408.13
  5. Step 5: Solve for x
    x = 7,691,069,408.13/95,761.96
  6. Step 6: Final answer
    x = 80,314.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.