Home / 204,860.10-282,606.45-136,893.76

Finding the Fourth Proportional to 204,860.10, 282,606.45 and 136,893.76

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Solution

The fourth proportional to 204,860.10, 282,606.45 and 136,893.76 is: 188,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,860.10 : 282,606.45 = 136,893.76 : x
  2. Step 2: Convert to fraction form
    204,860.10/282,606.45 = 136,893.76/x
  3. Step 3: Cross multiply
    204,860.10x = 282,606.45 × 136,893.76
  4. Step 4: Simplify right side
    204,860.10x = 38,687,058,320.88
  5. Step 5: Solve for x
    x = 38,687,058,320.88/204,860.10
  6. Step 6: Final answer
    x = 188,846.23

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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.