Home / 43,827.74-65,752.66-12,237.78

Finding the Fourth Proportional to 43,827.74, 65,752.66 and 12,237.78

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Solution

The fourth proportional to 43,827.74, 65,752.66 and 12,237.78 is: 18,359.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,827.74 : 65,752.66 = 12,237.78 : x
  2. Step 2: Convert to fraction form
    43,827.74/65,752.66 = 12,237.78/x
  3. Step 3: Cross multiply
    43,827.74x = 65,752.66 × 12,237.78
  4. Step 4: Simplify right side
    43,827.74x = 804,666,587.49
  5. Step 5: Solve for x
    x = 804,666,587.49/43,827.74
  6. Step 6: Final answer
    x = 18,359.76

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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.