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Finding the Fourth Proportional to 248,314.52, 342,667.58 and 144,968.52

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Solution

The fourth proportional to 248,314.52, 342,667.58 and 144,968.52 is: 200,052.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,314.52 : 342,667.58 = 144,968.52 : x
  2. Step 2: Convert to fraction form
    248,314.52/342,667.58 = 144,968.52/x
  3. Step 3: Cross multiply
    248,314.52x = 342,667.58 × 144,968.52
  4. Step 4: Simplify right side
    248,314.52x = 49,676,011,924.58
  5. Step 5: Solve for x
    x = 49,676,011,924.58/248,314.52
  6. Step 6: Final answer
    x = 200,052.79

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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.