Home / 161,110.50-222,336.03-88,514.34

Finding the Fourth Proportional to 161,110.50, 222,336.03 and 88,514.34

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Solution

The fourth proportional to 161,110.50, 222,336.03 and 88,514.34 is: 122,151.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,110.50 : 222,336.03 = 88,514.34 : x
  2. Step 2: Convert to fraction form
    161,110.50/222,336.03 = 88,514.34/x
  3. Step 3: Cross multiply
    161,110.50x = 222,336.03 × 88,514.34
  4. Step 4: Simplify right side
    161,110.50x = 19,679,926,953.67
  5. Step 5: Solve for x
    x = 19,679,926,953.67/161,110.50
  6. Step 6: Final answer
    x = 122,151.73

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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.