Home / 195,113.23-269,299.67-118,616.11

Finding the Fourth Proportional to 195,113.23, 269,299.67 and 118,616.11

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Solution

The fourth proportional to 195,113.23, 269,299.67 and 118,616.11 is: 163,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,113.23 : 269,299.67 = 118,616.11 : x
  2. Step 2: Convert to fraction form
    195,113.23/269,299.67 = 118,616.11/x
  3. Step 3: Cross multiply
    195,113.23x = 269,299.67 × 118,616.11
  4. Step 4: Simplify right side
    195,113.23x = 31,943,278,013.35
  5. Step 5: Solve for x
    x = 31,943,278,013.35/195,113.23
  6. Step 6: Final answer
    x = 163,716.62

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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.