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Finding the Fourth Proportional to 232,853.30, 348,987.69 and 99,576.86

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Solution

The fourth proportional to 232,853.30, 348,987.69 and 99,576.86 is: 149,240.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,853.30 : 348,987.69 = 99,576.86 : x
  2. Step 2: Convert to fraction form
    232,853.30/348,987.69 = 99,576.86/x
  3. Step 3: Cross multiply
    232,853.30x = 348,987.69 × 99,576.86
  4. Step 4: Simplify right side
    232,853.30x = 34,751,098,348.85
  5. Step 5: Solve for x
    x = 34,751,098,348.85/232,853.30
  6. Step 6: Final answer
    x = 149,240.31

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1.5x scale

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.