Home / 212,684.68-293,517.96-117,191.36

Finding the Fourth Proportional to 212,684.68, 293,517.96 and 117,191.36

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Solution

The fourth proportional to 212,684.68, 293,517.96 and 117,191.36 is: 161,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,684.68 : 293,517.96 = 117,191.36 : x
  2. Step 2: Convert to fraction form
    212,684.68/293,517.96 = 117,191.36/x
  3. Step 3: Cross multiply
    212,684.68x = 293,517.96 × 117,191.36
  4. Step 4: Simplify right side
    212,684.68x = 34,397,768,916.83
  5. Step 5: Solve for x
    x = 34,397,768,916.83/212,684.68
  6. Step 6: Final answer
    x = 161,731.30

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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.