Home / 20,061.68-30,095.15-6,910.52

Finding the Fourth Proportional to 20,061.68, 30,095.15 and 6,910.52

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Solution

The fourth proportional to 20,061.68, 30,095.15 and 6,910.52 is: 10,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,061.68 : 30,095.15 = 6,910.52 : x
  2. Step 2: Convert to fraction form
    20,061.68/30,095.15 = 6,910.52/x
  3. Step 3: Cross multiply
    20,061.68x = 30,095.15 × 6,910.52
  4. Step 4: Simplify right side
    20,061.68x = 207,972,950.95
  5. Step 5: Solve for x
    x = 207,972,950.95/20,061.68
  6. Step 6: Final answer
    x = 10,366.68

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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.