Home / 107,915.36-161,874.60-41,358.88

Finding the Fourth Proportional to 107,915.36, 161,874.60 and 41,358.88

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Solution

The fourth proportional to 107,915.36, 161,874.60 and 41,358.88 is: 62,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,915.36 : 161,874.60 = 41,358.88 : x
  2. Step 2: Convert to fraction form
    107,915.36/161,874.60 = 41,358.88/x
  3. Step 3: Cross multiply
    107,915.36x = 161,874.60 × 41,358.88
  4. Step 4: Simplify right side
    107,915.36x = 6,694,952,156.45
  5. Step 5: Solve for x
    x = 6,694,952,156.45/107,915.36
  6. Step 6: Final answer
    x = 62,038.92

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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.