Home / 161,291.18-222,557.41-92,369.93

Finding the Fourth Proportional to 161,291.18, 222,557.41 and 92,369.93

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Solution

The fourth proportional to 161,291.18, 222,557.41 and 92,369.93 is: 127,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,291.18 : 222,557.41 = 92,369.93 : x
  2. Step 2: Convert to fraction form
    161,291.18/222,557.41 = 92,369.93/x
  3. Step 3: Cross multiply
    161,291.18x = 222,557.41 × 92,369.93
  4. Step 4: Simplify right side
    161,291.18x = 20,557,610,808.04
  5. Step 5: Solve for x
    x = 20,557,610,808.04/161,291.18
  6. Step 6: Final answer
    x = 127,456.51

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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.