Home / 77,099.24-115,675.12-41,564

Finding the Fourth Proportional to 77,099.24, 115,675.12 and 41,564

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Solution

The fourth proportional to 77,099.24, 115,675.12 and 41,564 is: 62,360.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,099.24 : 115,675.12 = 41,564 : x
  2. Step 2: Convert to fraction form
    77,099.24/115,675.12 = 41,564/x
  3. Step 3: Cross multiply
    77,099.24x = 115,675.12 × 41,564
  4. Step 4: Simplify right side
    77,099.24x = 4,807,920,687.68
  5. Step 5: Solve for x
    x = 4,807,920,687.68/77,099.24
  6. Step 6: Final answer
    x = 62,360.16

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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.