Home / 175,899.12-263,860.92-70,718.16

Finding the Fourth Proportional to 175,899.12, 263,860.92 and 70,718.16

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Solution

The fourth proportional to 175,899.12, 263,860.92 and 70,718.16 is: 106,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,899.12 : 263,860.92 = 70,718.16 : x
  2. Step 2: Convert to fraction form
    175,899.12/263,860.92 = 70,718.16/x
  3. Step 3: Cross multiply
    175,899.12x = 263,860.92 × 70,718.16
  4. Step 4: Simplify right side
    175,899.12x = 18,659,758,758.31
  5. Step 5: Solve for x
    x = 18,659,758,758.31/175,899.12
  6. Step 6: Final answer
    x = 106,082.16

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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.