Home / 220,383.96-304,136.28-124,887.48

Finding the Fourth Proportional to 220,383.96, 304,136.28 and 124,887.48

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Solution

The fourth proportional to 220,383.96, 304,136.28 and 124,887.48 is: 172,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,383.96 : 304,136.28 = 124,887.48 : x
  2. Step 2: Convert to fraction form
    220,383.96/304,136.28 = 124,887.48/x
  3. Step 3: Cross multiply
    220,383.96x = 304,136.28 × 124,887.48
  4. Step 4: Simplify right side
    220,383.96x = 37,982,813,585.77
  5. Step 5: Solve for x
    x = 37,982,813,585.77/220,383.96
  6. Step 6: Final answer
    x = 172,348.36

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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.