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Finding the Fourth Proportional to 67,159.10, 100,623.45 and 32,023.10

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Solution

The fourth proportional to 67,159.10, 100,623.45 and 32,023.10 is: 47,979.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,159.10 : 100,623.45 = 32,023.10 : x
  2. Step 2: Convert to fraction form
    67,159.10/100,623.45 = 32,023.10/x
  3. Step 3: Cross multiply
    67,159.10x = 100,623.45 × 32,023.10
  4. Step 4: Simplify right side
    67,159.10x = 3,222,274,801.70
  5. Step 5: Solve for x
    x = 3,222,274,801.70/67,159.10
  6. Step 6: Final answer
    x = 47,979.72

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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.