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Finding the Fourth Proportional to 73,152.90, 109,718.10 and 23,226.48

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Solution

The fourth proportional to 73,152.90, 109,718.10 and 23,226.48 is: 34,836.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,152.90 : 109,718.10 = 23,226.48 : x
  2. Step 2: Convert to fraction form
    73,152.90/109,718.10 = 23,226.48/x
  3. Step 3: Cross multiply
    73,152.90x = 109,718.10 × 23,226.48
  4. Step 4: Simplify right side
    73,152.90x = 2,548,365,255.29
  5. Step 5: Solve for x
    x = 2,548,365,255.29/73,152.90
  6. Step 6: Final answer
    x = 34,836.15

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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.