Home / 48,550.61-72,854.22-20,468.94

Finding the Fourth Proportional to 48,550.61, 72,854.22 and 20,468.94

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Solution

The fourth proportional to 48,550.61, 72,854.22 and 20,468.94 is: 30,715.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,550.61 : 72,854.22 = 20,468.94 : x
  2. Step 2: Convert to fraction form
    48,550.61/72,854.22 = 20,468.94/x
  3. Step 3: Cross multiply
    48,550.61x = 72,854.22 × 20,468.94
  4. Step 4: Simplify right side
    48,550.61x = 1,491,248,657.93
  5. Step 5: Solve for x
    x = 1,491,248,657.93/48,550.61
  6. Step 6: Final answer
    x = 30,715.34

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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.