Home / 148,324.50-204,686.73-80,339.85

Finding the Fourth Proportional to 148,324.50, 204,686.73 and 80,339.85

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Solution

The fourth proportional to 148,324.50, 204,686.73 and 80,339.85 is: 110,868.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,324.50 : 204,686.73 = 80,339.85 : x
  2. Step 2: Convert to fraction form
    148,324.50/204,686.73 = 80,339.85/x
  3. Step 3: Cross multiply
    148,324.50x = 204,686.73 × 80,339.85
  4. Step 4: Simplify right side
    148,324.50x = 16,444,501,185.19
  5. Step 5: Solve for x
    x = 16,444,501,185.19/148,324.50
  6. Step 6: Final answer
    x = 110,868.41

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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.