Home / 104,810.30-157,215.45-62,819.90

Finding the Fourth Proportional to 104,810.30, 157,215.45 and 62,819.90

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Solution

The fourth proportional to 104,810.30, 157,215.45 and 62,819.90 is: 94,229.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,810.30 : 157,215.45 = 62,819.90 : x
  2. Step 2: Convert to fraction form
    104,810.30/157,215.45 = 62,819.90/x
  3. Step 3: Cross multiply
    104,810.30x = 157,215.45 × 62,819.90
  4. Step 4: Simplify right side
    104,810.30x = 9,876,258,847.46
  5. Step 5: Solve for x
    x = 9,876,258,847.46/104,810.30
  6. Step 6: Final answer
    x = 94,229.85

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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.