Home / 161,083.03-222,300.84-89,468.50

Finding the Fourth Proportional to 161,083.03, 222,300.84 and 89,468.50

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Solution

The fourth proportional to 161,083.03, 222,300.84 and 89,468.50 is: 123,470.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,083.03 : 222,300.84 = 89,468.50 : x
  2. Step 2: Convert to fraction form
    161,083.03/222,300.84 = 89,468.50/x
  3. Step 3: Cross multiply
    161,083.03x = 222,300.84 × 89,468.50
  4. Step 4: Simplify right side
    161,083.03x = 19,888,922,703.54
  5. Step 5: Solve for x
    x = 19,888,922,703.54/161,083.03
  6. Step 6: Final answer
    x = 123,470.01

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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.