Home / 45,480.62-62,767.85-25,340.78

Finding the Fourth Proportional to 45,480.62, 62,767.85 and 25,340.78

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Solution

The fourth proportional to 45,480.62, 62,767.85 and 25,340.78 is: 34,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,480.62 : 62,767.85 = 25,340.78 : x
  2. Step 2: Convert to fraction form
    45,480.62/62,767.85 = 25,340.78/x
  3. Step 3: Cross multiply
    45,480.62x = 62,767.85 × 25,340.78
  4. Step 4: Simplify right side
    45,480.62x = 1,590,586,277.92
  5. Step 5: Solve for x
    x = 1,590,586,277.92/45,480.62
  6. Step 6: Final answer
    x = 34,972.84

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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.