Home / 161,385.24-222,717.02-88,791.16

Finding the Fourth Proportional to 161,385.24, 222,717.02 and 88,791.16

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Solution

The fourth proportional to 161,385.24, 222,717.02 and 88,791.16 is: 122,534.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,385.24 : 222,717.02 = 88,791.16 : x
  2. Step 2: Convert to fraction form
    161,385.24/222,717.02 = 88,791.16/x
  3. Step 3: Cross multiply
    161,385.24x = 222,717.02 × 88,791.16
  4. Step 4: Simplify right side
    161,385.24x = 19,775,302,557.54
  5. Step 5: Solve for x
    x = 19,775,302,557.54/161,385.24
  6. Step 6: Final answer
    x = 122,534.77

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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.