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Finding the Fourth Proportional to 248,159.44, 342,579 and 152,747.92

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Solution

The fourth proportional to 248,159.44, 342,579 and 152,747.92 is: 210,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,159.44 : 342,579 = 152,747.92 : x
  2. Step 2: Convert to fraction form
    248,159.44/342,579 = 152,747.92/x
  3. Step 3: Cross multiply
    248,159.44x = 342,579 × 152,747.92
  4. Step 4: Simplify right side
    248,159.44x = 52,328,229,685.68
  5. Step 5: Solve for x
    x = 52,328,229,685.68/248,159.44
  6. Step 6: Final answer
    x = 210,865.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.