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Finding the Fourth Proportional to 160,888.87, 222,023.80 and 89,267.66

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Solution

The fourth proportional to 160,888.87, 222,023.80 and 89,267.66 is: 123,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,888.87 : 222,023.80 = 89,267.66 : x
  2. Step 2: Convert to fraction form
    160,888.87/222,023.80 = 89,267.66/x
  3. Step 3: Cross multiply
    160,888.87x = 222,023.80 × 89,267.66
  4. Step 4: Simplify right side
    160,888.87x = 19,819,545,090.31
  5. Step 5: Solve for x
    x = 19,819,545,090.31/160,888.87
  6. Step 6: Final answer
    x = 123,187.79

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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.