Home / 48,218.10-72,301.20-14,923.86

Finding the Fourth Proportional to 48,218.10, 72,301.20 and 14,923.86

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Solution

The fourth proportional to 48,218.10, 72,301.20 and 14,923.86 is: 22,377.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,218.10 : 72,301.20 = 14,923.86 : x
  2. Step 2: Convert to fraction form
    48,218.10/72,301.20 = 14,923.86/x
  3. Step 3: Cross multiply
    48,218.10x = 72,301.20 × 14,923.86
  4. Step 4: Simplify right side
    48,218.10x = 1,079,012,986.63
  5. Step 5: Solve for x
    x = 1,079,012,986.63/48,218.10
  6. Step 6: Final answer
    x = 22,377.76

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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.