Home / 211,614.04-317,419.97-74,938.56

Finding the Fourth Proportional to 211,614.04, 317,419.97 and 74,938.56

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Solution

The fourth proportional to 211,614.04, 317,419.97 and 74,938.56 is: 112,407.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,614.04 : 317,419.97 = 74,938.56 : x
  2. Step 2: Convert to fraction form
    211,614.04/317,419.97 = 74,938.56/x
  3. Step 3: Cross multiply
    211,614.04x = 317,419.97 × 74,938.56
  4. Step 4: Simplify right side
    211,614.04x = 23,786,995,467.04
  5. Step 5: Solve for x
    x = 23,786,995,467.04/211,614.04
  6. Step 6: Final answer
    x = 112,407.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.