Home / 73,718.10-110,577.15-18,314.10

Finding the Fourth Proportional to 73,718.10, 110,577.15 and 18,314.10

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Solution

The fourth proportional to 73,718.10, 110,577.15 and 18,314.10 is: 27,471.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,718.10 : 110,577.15 = 18,314.10 : x
  2. Step 2: Convert to fraction form
    73,718.10/110,577.15 = 18,314.10/x
  3. Step 3: Cross multiply
    73,718.10x = 110,577.15 × 18,314.10
  4. Step 4: Simplify right side
    73,718.10x = 2,025,120,982.82
  5. Step 5: Solve for x
    x = 2,025,120,982.82/73,718.10
  6. Step 6: Final answer
    x = 27,471.15

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.