Home / 212,659.06-293,469.34-117,165.75

Finding the Fourth Proportional to 212,659.06, 293,469.34 and 117,165.75

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Solution

The fourth proportional to 212,659.06, 293,469.34 and 117,165.75 is: 161,688.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,659.06 : 293,469.34 = 117,165.75 : x
  2. Step 2: Convert to fraction form
    212,659.06/293,469.34 = 117,165.75/x
  3. Step 3: Cross multiply
    212,659.06x = 293,469.34 × 117,165.75
  4. Step 4: Simplify right side
    212,659.06x = 34,384,554,737.28
  5. Step 5: Solve for x
    x = 34,384,554,737.28/212,659.06
  6. Step 6: Final answer
    x = 161,688.65

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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.