Home / 75,514.68-104,212.52-41,521.41

Finding the Fourth Proportional to 75,514.68, 104,212.52 and 41,521.41

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Solution

The fourth proportional to 75,514.68, 104,212.52 and 41,521.41 is: 57,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,514.68 : 104,212.52 = 41,521.41 : x
  2. Step 2: Convert to fraction form
    75,514.68/104,212.52 = 41,521.41/x
  3. Step 3: Cross multiply
    75,514.68x = 104,212.52 × 41,521.41
  4. Step 4: Simplify right side
    75,514.68x = 4,327,050,951.71
  5. Step 5: Solve for x
    x = 4,327,050,951.71/75,514.68
  6. Step 6: Final answer
    x = 57,300.79

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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.