Home / 192,691.40-288,356.70-168,002.60

Finding the Fourth Proportional to 192,691.40, 288,356.70 and 168,002.60

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Solution

The fourth proportional to 192,691.40, 288,356.70 and 168,002.60 is: 251,410.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,691.40 : 288,356.70 = 168,002.60 : x
  2. Step 2: Convert to fraction form
    192,691.40/288,356.70 = 168,002.60/x
  3. Step 3: Cross multiply
    192,691.40x = 288,356.70 × 168,002.60
  4. Step 4: Simplify right side
    192,691.40x = 48,444,675,327.42
  5. Step 5: Solve for x
    x = 48,444,675,327.42/192,691.40
  6. Step 6: Final answer
    x = 251,410.68

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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.