Home / 45,948.60-68,963.40-27,205.20

Finding the Fourth Proportional to 45,948.60, 68,963.40 and 27,205.20

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Solution

The fourth proportional to 45,948.60, 68,963.40 and 27,205.20 is: 40,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,948.60 : 68,963.40 = 27,205.20 : x
  2. Step 2: Convert to fraction form
    45,948.60/68,963.40 = 27,205.20/x
  3. Step 3: Cross multiply
    45,948.60x = 68,963.40 × 27,205.20
  4. Step 4: Simplify right side
    45,948.60x = 1,876,163,089.68
  5. Step 5: Solve for x
    x = 1,876,163,089.68/45,948.60
  6. Step 6: Final answer
    x = 40,831.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.