Home / 48,449.13-66,860.81-27,229.76

Finding the Fourth Proportional to 48,449.13, 66,860.81 and 27,229.76

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Solution

The fourth proportional to 48,449.13, 66,860.81 and 27,229.76 is: 37,577.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,449.13 : 66,860.81 = 27,229.76 : x
  2. Step 2: Convert to fraction form
    48,449.13/66,860.81 = 27,229.76/x
  3. Step 3: Cross multiply
    48,449.13x = 66,860.81 × 27,229.76
  4. Step 4: Simplify right side
    48,449.13x = 1,820,603,809.71
  5. Step 5: Solve for x
    x = 1,820,603,809.71/48,449.13
  6. Step 6: Final answer
    x = 37,577.64

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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.