Home / 63,538.75-87,680.29-36,679.65

Finding the Fourth Proportional to 63,538.75, 87,680.29 and 36,679.65

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Solution

The fourth proportional to 63,538.75, 87,680.29 and 36,679.65 is: 50,616.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,538.75 : 87,680.29 = 36,679.65 : x
  2. Step 2: Convert to fraction form
    63,538.75/87,680.29 = 36,679.65/x
  3. Step 3: Cross multiply
    63,538.75x = 87,680.29 × 36,679.65
  4. Step 4: Simplify right side
    63,538.75x = 3,216,082,490.57
  5. Step 5: Solve for x
    x = 3,216,082,490.57/63,538.75
  6. Step 6: Final answer
    x = 50,616.08

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1.5x scale

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.