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Finding the Fourth Proportional to 192,874.88, 289,339.68 and 59,766.40

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Solution

The fourth proportional to 192,874.88, 289,339.68 and 59,766.40 is: 89,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,874.88 : 289,339.68 = 59,766.40 : x
  2. Step 2: Convert to fraction form
    192,874.88/289,339.68 = 59,766.40/x
  3. Step 3: Cross multiply
    192,874.88x = 289,339.68 × 59,766.40
  4. Step 4: Simplify right side
    192,874.88x = 17,292,791,050.75
  5. Step 5: Solve for x
    x = 17,292,791,050.75/192,874.88
  6. Step 6: Final answer
    x = 89,658.08

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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.