Home / 48,365.91-72,463.05-20,223.95

Finding the Fourth Proportional to 48,365.91, 72,463.05 and 20,223.95

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Solution

The fourth proportional to 48,365.91, 72,463.05 and 20,223.95 is: 30,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,365.91 : 72,463.05 = 20,223.95 : x
  2. Step 2: Convert to fraction form
    48,365.91/72,463.05 = 20,223.95/x
  3. Step 3: Cross multiply
    48,365.91x = 72,463.05 × 20,223.95
  4. Step 4: Simplify right side
    48,365.91x = 1,465,488,737.73
  5. Step 5: Solve for x
    x = 1,465,488,737.73/48,365.91
  6. Step 6: Final answer
    x = 30,300.03

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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.