Home / 148,248.15-204,579.99-80,264.58

Finding the Fourth Proportional to 148,248.15, 204,579.99 and 80,264.58

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Solution

The fourth proportional to 148,248.15, 204,579.99 and 80,264.58 is: 110,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,248.15 : 204,579.99 = 80,264.58 : x
  2. Step 2: Convert to fraction form
    148,248.15/204,579.99 = 80,264.58/x
  3. Step 3: Cross multiply
    148,248.15x = 204,579.99 × 80,264.58
  4. Step 4: Simplify right side
    148,248.15x = 16,420,526,973.75
  5. Step 5: Solve for x
    x = 16,420,526,973.75/148,248.15
  6. Step 6: Final answer
    x = 110,763.79

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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.