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Finding the Fourth Proportional to 246,853.64, 370,203.84 and 89,061.56

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Solution

The fourth proportional to 246,853.64, 370,203.84 and 89,061.56 is: 133,564.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,853.64 : 370,203.84 = 89,061.56 : x
  2. Step 2: Convert to fraction form
    246,853.64/370,203.84 = 89,061.56/x
  3. Step 3: Cross multiply
    246,853.64x = 370,203.84 × 89,061.56
  4. Step 4: Simplify right side
    246,853.64x = 32,970,931,508.39
  5. Step 5: Solve for x
    x = 32,970,931,508.39/246,853.64
  6. Step 6: Final answer
    x = 133,564.70

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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.