Home / 192,159.12-288,234.66-64,084.62

Finding the Fourth Proportional to 192,159.12, 288,234.66 and 64,084.62

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Solution

The fourth proportional to 192,159.12, 288,234.66 and 64,084.62 is: 96,125.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,159.12 : 288,234.66 = 64,084.62 : x
  2. Step 2: Convert to fraction form
    192,159.12/288,234.66 = 64,084.62/x
  3. Step 3: Cross multiply
    192,159.12x = 288,234.66 × 64,084.62
  4. Step 4: Simplify right side
    192,159.12x = 18,471,408,656.93
  5. Step 5: Solve for x
    x = 18,471,408,656.93/192,159.12
  6. Step 6: Final answer
    x = 96,125.59

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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.