Home / 205,375.15-283,407.54-114,713.05

Finding the Fourth Proportional to 205,375.15, 283,407.54 and 114,713.05

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Solution

The fourth proportional to 205,375.15, 283,407.54 and 114,713.05 is: 158,298.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,375.15 : 283,407.54 = 114,713.05 : x
  2. Step 2: Convert to fraction form
    205,375.15/283,407.54 = 114,713.05/x
  3. Step 3: Cross multiply
    205,375.15x = 283,407.54 × 114,713.05
  4. Step 4: Simplify right side
    205,375.15x = 32,510,543,306.40
  5. Step 5: Solve for x
    x = 32,510,543,306.40/205,375.15
  6. Step 6: Final answer
    x = 158,298.33

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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.