Home / 148,024.44-204,275.34-80,955

Finding the Fourth Proportional to 148,024.44, 204,275.34 and 80,955

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Solution

The fourth proportional to 148,024.44, 204,275.34 and 80,955 is: 111,718.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,024.44 : 204,275.34 = 80,955 : x
  2. Step 2: Convert to fraction form
    148,024.44/204,275.34 = 80,955/x
  3. Step 3: Cross multiply
    148,024.44x = 204,275.34 × 80,955
  4. Step 4: Simplify right side
    148,024.44x = 16,537,110,149.70
  5. Step 5: Solve for x
    x = 16,537,110,149.70/148,024.44
  6. Step 6: Final answer
    x = 111,718.78

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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.