Home / 67,157.65-92,684.34-38,481.11

Finding the Fourth Proportional to 67,157.65, 92,684.34 and 38,481.11

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Solution

The fourth proportional to 67,157.65, 92,684.34 and 38,481.11 is: 53,107.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,157.65 : 92,684.34 = 38,481.11 : x
  2. Step 2: Convert to fraction form
    67,157.65/92,684.34 = 38,481.11/x
  3. Step 3: Cross multiply
    67,157.65x = 92,684.34 × 38,481.11
  4. Step 4: Simplify right side
    67,157.65x = 3,566,596,166.96
  5. Step 5: Solve for x
    x = 3,566,596,166.96/67,157.65
  6. Step 6: Final answer
    x = 53,107.82

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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.