Home / 161,446.18-222,796.84-89,829.22

Finding the Fourth Proportional to 161,446.18, 222,796.84 and 89,829.22

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Solution

The fourth proportional to 161,446.18, 222,796.84 and 89,829.22 is: 123,964.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,446.18 : 222,796.84 = 89,829.22 : x
  2. Step 2: Convert to fraction form
    161,446.18/222,796.84 = 89,829.22/x
  3. Step 3: Cross multiply
    161,446.18x = 222,796.84 × 89,829.22
  4. Step 4: Simplify right side
    161,446.18x = 20,013,666,355.66
  5. Step 5: Solve for x
    x = 20,013,666,355.66/161,446.18
  6. Step 6: Final answer
    x = 123,964.94

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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.