Home / 212,683.68-293,516.58-117,190.36

Finding the Fourth Proportional to 212,683.68, 293,516.58 and 117,190.36

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Solution

The fourth proportional to 212,683.68, 293,516.58 and 117,190.36 is: 161,729.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,683.68 : 293,516.58 = 117,190.36 : x
  2. Step 2: Convert to fraction form
    212,683.68/293,516.58 = 117,190.36/x
  3. Step 3: Cross multiply
    212,683.68x = 293,516.58 × 117,190.36
  4. Step 4: Simplify right side
    212,683.68x = 34,397,313,676.17
  5. Step 5: Solve for x
    x = 34,397,313,676.17/212,683.68
  6. Step 6: Final answer
    x = 161,729.92

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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.