Home / 161,037.69-222,441.17-122,563.50

Finding the Fourth Proportional to 161,037.69, 222,441.17 and 122,563.50

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Solution

The fourth proportional to 161,037.69, 222,441.17 and 122,563.50 is: 169,296.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,037.69 : 222,441.17 = 122,563.50 : x
  2. Step 2: Convert to fraction form
    161,037.69/222,441.17 = 122,563.50/x
  3. Step 3: Cross multiply
    161,037.69x = 222,441.17 × 122,563.50
  4. Step 4: Simplify right side
    161,037.69x = 27,263,167,726.48
  5. Step 5: Solve for x
    x = 27,263,167,726.48/161,037.69
  6. Step 6: Final answer
    x = 169,296.81

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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.