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Finding the Fourth Proportional to 67,800.61, 101,630.31 and 22,788.55

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Solution

The fourth proportional to 67,800.61, 101,630.31 and 22,788.55 is: 34,159.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,800.61 : 101,630.31 = 22,788.55 : x
  2. Step 2: Convert to fraction form
    67,800.61/101,630.31 = 22,788.55/x
  3. Step 3: Cross multiply
    67,800.61x = 101,630.31 × 22,788.55
  4. Step 4: Simplify right side
    67,800.61x = 2,316,007,400.95
  5. Step 5: Solve for x
    x = 2,316,007,400.95/67,800.61
  6. Step 6: Final answer
    x = 34,159.09

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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.