Home / 212,700.09-293,532.39-117,212.93

Finding the Fourth Proportional to 212,700.09, 293,532.39 and 117,212.93

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Solution

The fourth proportional to 212,700.09, 293,532.39 and 117,212.93 is: 161,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,700.09 : 293,532.39 = 117,212.93 : x
  2. Step 2: Convert to fraction form
    212,700.09/293,532.39 = 117,212.93/x
  3. Step 3: Cross multiply
    212,700.09x = 293,532.39 × 117,212.93
  4. Step 4: Simplify right side
    212,700.09x = 34,405,790,014.14
  5. Step 5: Solve for x
    x = 34,405,790,014.14/212,700.09
  6. Step 6: Final answer
    x = 161,757.29

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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.