Home / 48,707.12-67,215.84-27,490.88

Finding the Fourth Proportional to 48,707.12, 67,215.84 and 27,490.88

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Solution

The fourth proportional to 48,707.12, 67,215.84 and 27,490.88 is: 37,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,707.12 : 67,215.84 = 27,490.88 : x
  2. Step 2: Convert to fraction form
    48,707.12/67,215.84 = 27,490.88/x
  3. Step 3: Cross multiply
    48,707.12x = 67,215.84 × 27,490.88
  4. Step 4: Simplify right side
    48,707.12x = 1,847,822,591.54
  5. Step 5: Solve for x
    x = 1,847,822,591.54/48,707.12
  6. Step 6: Final answer
    x = 37,937.42

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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.