Home / 144,642.14-199,618.50-84,231.73

Finding the Fourth Proportional to 144,642.14, 199,618.50 and 84,231.73

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Solution

The fourth proportional to 144,642.14, 199,618.50 and 84,231.73 is: 116,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,642.14 : 199,618.50 = 84,231.73 : x
  2. Step 2: Convert to fraction form
    144,642.14/199,618.50 = 84,231.73/x
  3. Step 3: Cross multiply
    144,642.14x = 199,618.50 × 84,231.73
  4. Step 4: Simplify right side
    144,642.14x = 16,814,211,595.01
  5. Step 5: Solve for x
    x = 16,814,211,595.01/144,642.14
  6. Step 6: Final answer
    x = 116,246.98

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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.