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Finding the Fourth Proportional to 160,859.79, 222,013.04 and 89,262.86

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Solution

The fourth proportional to 160,859.79, 222,013.04 and 89,262.86 is: 123,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,859.79 : 222,013.04 = 89,262.86 : x
  2. Step 2: Convert to fraction form
    160,859.79/222,013.04 = 89,262.86/x
  3. Step 3: Cross multiply
    160,859.79x = 222,013.04 × 89,262.86
  4. Step 4: Simplify right side
    160,859.79x = 19,817,517,351.31
  5. Step 5: Solve for x
    x = 19,817,517,351.31/160,859.79
  6. Step 6: Final answer
    x = 123,197.46

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1.5x scale

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.