Home / 160,894.08-222,023.16-89,269.56

Finding the Fourth Proportional to 160,894.08, 222,023.16 and 89,269.56

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Solution

The fourth proportional to 160,894.08, 222,023.16 and 89,269.56 is: 123,186.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,894.08 : 222,023.16 = 89,269.56 : x
  2. Step 2: Convert to fraction form
    160,894.08/222,023.16 = 89,269.56/x
  3. Step 3: Cross multiply
    160,894.08x = 222,023.16 × 89,269.56
  4. Step 4: Simplify right side
    160,894.08x = 19,819,909,803.01
  5. Step 5: Solve for x
    x = 19,819,909,803.01/160,894.08
  6. Step 6: Final answer
    x = 123,186.07

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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.