Home / 95,459.30-131,730.20-53,020.56

Finding the Fourth Proportional to 95,459.30, 131,730.20 and 53,020.56

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Solution

The fourth proportional to 95,459.30, 131,730.20 and 53,020.56 is: 73,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,459.30 : 131,730.20 = 53,020.56 : x
  2. Step 2: Convert to fraction form
    95,459.30/131,730.20 = 53,020.56/x
  3. Step 3: Cross multiply
    95,459.30x = 131,730.20 × 53,020.56
  4. Step 4: Simplify right side
    95,459.30x = 6,984,408,972.91
  5. Step 5: Solve for x
    x = 6,984,408,972.91/95,459.30
  6. Step 6: Final answer
    x = 73,166.35

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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.