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Finding the Fourth Proportional to 160,894.58, 222,036.26 and 89,275.79

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Solution

The fourth proportional to 160,894.58, 222,036.26 and 89,275.79 is: 123,201.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,894.58 : 222,036.26 = 89,275.79 : x
  2. Step 2: Convert to fraction form
    160,894.58/222,036.26 = 89,275.79/x
  3. Step 3: Cross multiply
    160,894.58x = 222,036.26 × 89,275.79
  4. Step 4: Simplify right side
    160,894.58x = 19,822,462,628.86
  5. Step 5: Solve for x
    x = 19,822,462,628.86/160,894.58
  6. Step 6: Final answer
    x = 123,201.56

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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.