Home / 161,496.71-222,634.50-113,601.41

Finding the Fourth Proportional to 161,496.71, 222,634.50 and 113,601.41

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Solution

The fourth proportional to 161,496.71, 222,634.50 and 113,601.41 is: 156,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,496.71 : 222,634.50 = 113,601.41 : x
  2. Step 2: Convert to fraction form
    161,496.71/222,634.50 = 113,601.41/x
  3. Step 3: Cross multiply
    161,496.71x = 222,634.50 × 113,601.41
  4. Step 4: Simplify right side
    161,496.71x = 25,291,592,001.47
  5. Step 5: Solve for x
    x = 25,291,592,001.47/161,496.71
  6. Step 6: Final answer
    x = 156,607.48

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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.