Home / 161,529.49-222,910.70-89,907.97

Finding the Fourth Proportional to 161,529.49, 222,910.70 and 89,907.97

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Solution

The fourth proportional to 161,529.49, 222,910.70 and 89,907.97 is: 124,073.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,529.49 : 222,910.70 = 89,907.97 : x
  2. Step 2: Convert to fraction form
    161,529.49/222,910.70 = 89,907.97/x
  3. Step 3: Cross multiply
    161,529.49x = 222,910.70 × 89,907.97
  4. Step 4: Simplify right side
    161,529.49x = 20,041,448,528.28
  5. Step 5: Solve for x
    x = 20,041,448,528.28/161,529.49
  6. Step 6: Final answer
    x = 124,073.00

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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.