Home / 161,360.49-222,674.31-89,738.97

Finding the Fourth Proportional to 161,360.49, 222,674.31 and 89,738.97

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Solution

The fourth proportional to 161,360.49, 222,674.31 and 89,738.97 is: 123,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,360.49 : 222,674.31 = 89,738.97 : x
  2. Step 2: Convert to fraction form
    161,360.49/222,674.31 = 89,738.97/x
  3. Step 3: Cross multiply
    161,360.49x = 222,674.31 × 89,738.97
  4. Step 4: Simplify right side
    161,360.49x = 19,982,562,776.17
  5. Step 5: Solve for x
    x = 19,982,562,776.17/161,360.49
  6. Step 6: Final answer
    x = 123,838.01

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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.