Home / 50,321.19-69,443.28-27,660.15

Finding the Fourth Proportional to 50,321.19, 69,443.28 and 27,660.15

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Solution

The fourth proportional to 50,321.19, 69,443.28 and 27,660.15 is: 38,171.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,321.19 : 69,443.28 = 27,660.15 : x
  2. Step 2: Convert to fraction form
    50,321.19/69,443.28 = 27,660.15/x
  3. Step 3: Cross multiply
    50,321.19x = 69,443.28 × 27,660.15
  4. Step 4: Simplify right side
    50,321.19x = 1,920,811,541.29
  5. Step 5: Solve for x
    x = 1,920,811,541.29/50,321.19
  6. Step 6: Final answer
    x = 38,171.03

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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.