Home / 41,103.15-56,722.10-22,239.87

Finding the Fourth Proportional to 41,103.15, 56,722.10 and 22,239.87

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Solution

The fourth proportional to 41,103.15, 56,722.10 and 22,239.87 is: 30,690.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,103.15 : 56,722.10 = 22,239.87 : x
  2. Step 2: Convert to fraction form
    41,103.15/56,722.10 = 22,239.87/x
  3. Step 3: Cross multiply
    41,103.15x = 56,722.10 × 22,239.87
  4. Step 4: Simplify right side
    41,103.15x = 1,261,492,130.13
  5. Step 5: Solve for x
    x = 1,261,492,130.13/41,103.15
  6. Step 6: Final answer
    x = 30,690.89

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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.