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Finding the Fourth Proportional to 245,812.27, 368,718.40 and 88,151.44

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Solution

The fourth proportional to 245,812.27, 368,718.40 and 88,151.44 is: 132,227.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,812.27 : 368,718.40 = 88,151.44 : x
  2. Step 2: Convert to fraction form
    245,812.27/368,718.40 = 88,151.44/x
  3. Step 3: Cross multiply
    245,812.27x = 368,718.40 × 88,151.44
  4. Step 4: Simplify right side
    245,812.27x = 32,503,056,992.70
  5. Step 5: Solve for x
    x = 32,503,056,992.70/245,812.27
  6. Step 6: Final answer
    x = 132,227.16

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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.