Home / 70,581.12-105,844.68-23,184.96

Finding the Fourth Proportional to 70,581.12, 105,844.68 and 23,184.96

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Solution

The fourth proportional to 70,581.12, 105,844.68 and 23,184.96 is: 34,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,581.12 : 105,844.68 = 23,184.96 : x
  2. Step 2: Convert to fraction form
    70,581.12/105,844.68 = 23,184.96/x
  3. Step 3: Cross multiply
    70,581.12x = 105,844.68 × 23,184.96
  4. Step 4: Simplify right side
    70,581.12x = 2,454,004,672.01
  5. Step 5: Solve for x
    x = 2,454,004,672.01/70,581.12
  6. Step 6: Final answer
    x = 34,768.57

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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.