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Finding the Fourth Proportional to 229,047.51, 343,565.64 and 88,806.18

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Solution

The fourth proportional to 229,047.51, 343,565.64 and 88,806.18 is: 133,207.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,047.51 : 343,565.64 = 88,806.18 : x
  2. Step 2: Convert to fraction form
    229,047.51/343,565.64 = 88,806.18/x
  3. Step 3: Cross multiply
    229,047.51x = 343,565.64 × 88,806.18
  4. Step 4: Simplify right side
    229,047.51x = 30,510,752,067.66
  5. Step 5: Solve for x
    x = 30,510,752,067.66/229,047.51
  6. Step 6: Final answer
    x = 133,207.09

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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.