Home / 114,704.40-158,317.38-63,734.65

Finding the Fourth Proportional to 114,704.40, 158,317.38 and 63,734.65

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Solution

The fourth proportional to 114,704.40, 158,317.38 and 63,734.65 is: 87,967.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,704.40 : 158,317.38 = 63,734.65 : x
  2. Step 2: Convert to fraction form
    114,704.40/158,317.38 = 63,734.65/x
  3. Step 3: Cross multiply
    114,704.40x = 158,317.38 × 63,734.65
  4. Step 4: Simplify right side
    114,704.40x = 10,090,302,407.42
  5. Step 5: Solve for x
    x = 10,090,302,407.42/114,704.40
  6. Step 6: Final answer
    x = 87,967.87

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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.