Home / 174,127.38-240,090.68-161,215.08

Finding the Fourth Proportional to 174,127.38, 240,090.68 and 161,215.08

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Solution

The fourth proportional to 174,127.38, 240,090.68 and 161,215.08 is: 222,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,127.38 : 240,090.68 = 161,215.08 : x
  2. Step 2: Convert to fraction form
    174,127.38/240,090.68 = 161,215.08/x
  3. Step 3: Cross multiply
    174,127.38x = 240,090.68 × 161,215.08
  4. Step 4: Simplify right side
    174,127.38x = 38,706,237,377.38
  5. Step 5: Solve for x
    x = 38,706,237,377.38/174,127.38
  6. Step 6: Final answer
    x = 222,286.91

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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.