Home / 113,401.44-156,494.16-63,099.36

Finding the Fourth Proportional to 113,401.44, 156,494.16 and 63,099.36

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Solution

The fourth proportional to 113,401.44, 156,494.16 and 63,099.36 is: 87,077.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,401.44 : 156,494.16 = 63,099.36 : x
  2. Step 2: Convert to fraction form
    113,401.44/156,494.16 = 63,099.36/x
  3. Step 3: Cross multiply
    113,401.44x = 156,494.16 × 63,099.36
  4. Step 4: Simplify right side
    113,401.44x = 9,874,681,339.74
  5. Step 5: Solve for x
    x = 9,874,681,339.74/113,401.44
  6. Step 6: Final answer
    x = 87,077.21

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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.