Home / 48,955.12-67,557.90-27,738.43

Finding the Fourth Proportional to 48,955.12, 67,557.90 and 27,738.43

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Solution

The fourth proportional to 48,955.12, 67,557.90 and 27,738.43 is: 38,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,955.12 : 67,557.90 = 27,738.43 : x
  2. Step 2: Convert to fraction form
    48,955.12/67,557.90 = 27,738.43/x
  3. Step 3: Cross multiply
    48,955.12x = 67,557.90 × 27,738.43
  4. Step 4: Simplify right side
    48,955.12x = 1,873,950,080.10
  5. Step 5: Solve for x
    x = 1,873,950,080.10/48,955.12
  6. Step 6: Final answer
    x = 38,278.94

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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.