Home / 175,923.12-263,896.92-70,742.16

Finding the Fourth Proportional to 175,923.12, 263,896.92 and 70,742.16

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Solution

The fourth proportional to 175,923.12, 263,896.92 and 70,742.16 is: 106,118.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,923.12 : 263,896.92 = 70,742.16 : x
  2. Step 2: Convert to fraction form
    175,923.12/263,896.92 = 70,742.16/x
  3. Step 3: Cross multiply
    175,923.12x = 263,896.92 × 70,742.16
  4. Step 4: Simplify right side
    175,923.12x = 18,668,638,138.15
  5. Step 5: Solve for x
    x = 18,668,638,138.15/175,923.12
  6. Step 6: Final answer
    x = 106,118.16

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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.