Home / 148,508.74-204,941.84-80,525.59

Finding the Fourth Proportional to 148,508.74, 204,941.84 and 80,525.59

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Solution

The fourth proportional to 148,508.74, 204,941.84 and 80,525.59 is: 111,125.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,508.74 : 204,941.84 = 80,525.59 : x
  2. Step 2: Convert to fraction form
    148,508.74/204,941.84 = 80,525.59/x
  3. Step 3: Cross multiply
    148,508.74x = 204,941.84 × 80,525.59
  4. Step 4: Simplify right side
    148,508.74x = 16,503,061,154.35
  5. Step 5: Solve for x
    x = 16,503,061,154.35/148,508.74
  6. Step 6: Final answer
    x = 111,125.19

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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.