Home / 161,199.52-222,460.73-89,582.56

Finding the Fourth Proportional to 161,199.52, 222,460.73 and 89,582.56

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Solution

The fourth proportional to 161,199.52, 222,460.73 and 89,582.56 is: 123,626.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,199.52 : 222,460.73 = 89,582.56 : x
  2. Step 2: Convert to fraction form
    161,199.52/222,460.73 = 89,582.56/x
  3. Step 3: Cross multiply
    161,199.52x = 222,460.73 × 89,582.56
  4. Step 4: Simplify right side
    161,199.52x = 19,928,601,024.74
  5. Step 5: Solve for x
    x = 19,928,601,024.74/161,199.52
  6. Step 6: Final answer
    x = 123,626.93

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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.