Home / 116,565.82-160,861.07-68,822.24

Finding the Fourth Proportional to 116,565.82, 160,861.07 and 68,822.24

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Solution

The fourth proportional to 116,565.82, 160,861.07 and 68,822.24 is: 94,974.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,565.82 : 160,861.07 = 68,822.24 : x
  2. Step 2: Convert to fraction form
    116,565.82/160,861.07 = 68,822.24/x
  3. Step 3: Cross multiply
    116,565.82x = 160,861.07 × 68,822.24
  4. Step 4: Simplify right side
    116,565.82x = 11,070,818,017.78
  5. Step 5: Solve for x
    x = 11,070,818,017.78/116,565.82
  6. Step 6: Final answer
    x = 94,974.82

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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.