Home / 212,849.66-293,734.50-117,359.75

Finding the Fourth Proportional to 212,849.66, 293,734.50 and 117,359.75

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Solution

The fourth proportional to 212,849.66, 293,734.50 and 117,359.75 is: 161,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,849.66 : 293,734.50 = 117,359.75 : x
  2. Step 2: Convert to fraction form
    212,849.66/293,734.50 = 117,359.75/x
  3. Step 3: Cross multiply
    212,849.66x = 293,734.50 × 117,359.75
  4. Step 4: Simplify right side
    212,849.66x = 34,472,606,017.70
  5. Step 5: Solve for x
    x = 34,472,606,017.70/212,849.66
  6. Step 6: Final answer
    x = 161,957.54

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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.