Home / 48,900.88-67,471.64-27,680.12

Finding the Fourth Proportional to 48,900.88, 67,471.64 and 27,680.12

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Solution

The fourth proportional to 48,900.88, 67,471.64 and 27,680.12 is: 38,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,900.88 : 67,471.64 = 27,680.12 : x
  2. Step 2: Convert to fraction form
    48,900.88/67,471.64 = 27,680.12/x
  3. Step 3: Cross multiply
    48,900.88x = 67,471.64 × 27,680.12
  4. Step 4: Simplify right side
    48,900.88x = 1,867,623,091.80
  5. Step 5: Solve for x
    x = 1,867,623,091.80/48,900.88
  6. Step 6: Final answer
    x = 38,192.01

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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.