Home / 192,423.95-288,513.66-168,778.97

Finding the Fourth Proportional to 192,423.95, 288,513.66 and 168,778.97

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Solution

The fourth proportional to 192,423.95, 288,513.66 and 168,778.97 is: 253,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,423.95 : 288,513.66 = 168,778.97 : x
  2. Step 2: Convert to fraction form
    192,423.95/288,513.66 = 168,778.97/x
  3. Step 3: Cross multiply
    192,423.95x = 288,513.66 × 168,778.97
  4. Step 4: Simplify right side
    192,423.95x = 48,695,038,365.73
  5. Step 5: Solve for x
    x = 48,695,038,365.73/192,423.95
  6. Step 6: Final answer
    x = 253,061.21

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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.