Home / 48,380.46-66,760.47-27,155.58

Finding the Fourth Proportional to 48,380.46, 66,760.47 and 27,155.58

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Solution

The fourth proportional to 48,380.46, 66,760.47 and 27,155.58 is: 37,472.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,380.46 : 66,760.47 = 27,155.58 : x
  2. Step 2: Convert to fraction form
    48,380.46/66,760.47 = 27,155.58/x
  3. Step 3: Cross multiply
    48,380.46x = 66,760.47 × 27,155.58
  4. Step 4: Simplify right side
    48,380.46x = 1,812,919,283.92
  5. Step 5: Solve for x
    x = 1,812,919,283.92/48,380.46
  6. Step 6: Final answer
    x = 37,472.14

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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.