Home / 67,445.75-101,168.55-20,060.65

Finding the Fourth Proportional to 67,445.75, 101,168.55 and 20,060.65

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Solution

The fourth proportional to 67,445.75, 101,168.55 and 20,060.65 is: 30,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,445.75 : 101,168.55 = 20,060.65 : x
  2. Step 2: Convert to fraction form
    67,445.75/101,168.55 = 20,060.65/x
  3. Step 3: Cross multiply
    67,445.75x = 101,168.55 × 20,060.65
  4. Step 4: Simplify right side
    67,445.75x = 2,029,506,872.56
  5. Step 5: Solve for x
    x = 2,029,506,872.56/67,445.75
  6. Step 6: Final answer
    x = 30,090.95

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1.5x scale

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.