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Finding the Fourth Proportional to 192,119.34, 288,179.01 and 98,565.42

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Solution

The fourth proportional to 192,119.34, 288,179.01 and 98,565.42 is: 147,848.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,119.34 : 288,179.01 = 98,565.42 : x
  2. Step 2: Convert to fraction form
    192,119.34/288,179.01 = 98,565.42/x
  3. Step 3: Cross multiply
    192,119.34x = 288,179.01 × 98,565.42
  4. Step 4: Simplify right side
    192,119.34x = 28,404,485,155.83
  5. Step 5: Solve for x
    x = 28,404,485,155.83/192,119.34
  6. Step 6: Final answer
    x = 147,848.13

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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.