Home / 148,483.44-204,908.67-80,500.55

Finding the Fourth Proportional to 148,483.44, 204,908.67 and 80,500.55

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Solution

The fourth proportional to 148,483.44, 204,908.67 and 80,500.55 is: 111,091.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,483.44 : 204,908.67 = 80,500.55 : x
  2. Step 2: Convert to fraction form
    148,483.44/204,908.67 = 80,500.55/x
  3. Step 3: Cross multiply
    148,483.44x = 204,908.67 × 80,500.55
  4. Step 4: Simplify right side
    148,483.44x = 16,495,259,610.23
  5. Step 5: Solve for x
    x = 16,495,259,610.23/148,483.44
  6. Step 6: Final answer
    x = 111,091.58

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1.5x scale

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.