Home / 148,047.35-204,065.39-115,724.85

Finding the Fourth Proportional to 148,047.35, 204,065.39 and 115,724.85

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Solution

The fourth proportional to 148,047.35, 204,065.39 and 115,724.85 is: 159,512.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,047.35 : 204,065.39 = 115,724.85 : x
  2. Step 2: Convert to fraction form
    148,047.35/204,065.39 = 115,724.85/x
  3. Step 3: Cross multiply
    148,047.35x = 204,065.39 × 115,724.85
  4. Step 4: Simplify right side
    148,047.35x = 23,615,436,069.32
  5. Step 5: Solve for x
    x = 23,615,436,069.32/148,047.35
  6. Step 6: Final answer
    x = 159,512.73

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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.