Home / 136,020.10-204,030.15-82,797.70

Finding the Fourth Proportional to 136,020.10, 204,030.15 and 82,797.70

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Solution

The fourth proportional to 136,020.10, 204,030.15 and 82,797.70 is: 124,196.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,020.10 : 204,030.15 = 82,797.70 : x
  2. Step 2: Convert to fraction form
    136,020.10/204,030.15 = 82,797.70/x
  3. Step 3: Cross multiply
    136,020.10x = 204,030.15 × 82,797.70
  4. Step 4: Simplify right side
    136,020.10x = 16,893,227,150.66
  5. Step 5: Solve for x
    x = 16,893,227,150.66/136,020.10
  6. Step 6: Final answer
    x = 124,196.55

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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.