Home / 161,496.21-222,633.81-113,600.91

Finding the Fourth Proportional to 161,496.21, 222,633.81 and 113,600.91

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Solution

The fourth proportional to 161,496.21, 222,633.81 and 113,600.91 is: 156,606.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,496.21 : 222,633.81 = 113,600.91 : x
  2. Step 2: Convert to fraction form
    161,496.21/222,633.81 = 113,600.91/x
  3. Step 3: Cross multiply
    161,496.21x = 222,633.81 × 113,600.91
  4. Step 4: Simplify right side
    161,496.21x = 25,291,403,412.77
  5. Step 5: Solve for x
    x = 25,291,403,412.77/161,496.21
  6. Step 6: Final answer
    x = 156,606.79

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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.