Home / 43,747.84-65,631.33-14,168.66

Finding the Fourth Proportional to 43,747.84, 65,631.33 and 14,168.66

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Solution

The fourth proportional to 43,747.84, 65,631.33 and 14,168.66 is: 21,256.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,747.84 : 65,631.33 = 14,168.66 : x
  2. Step 2: Convert to fraction form
    43,747.84/65,631.33 = 14,168.66/x
  3. Step 3: Cross multiply
    43,747.84x = 65,631.33 × 14,168.66
  4. Step 4: Simplify right side
    43,747.84x = 929,908,260.69
  5. Step 5: Solve for x
    x = 929,908,260.69/43,747.84
  6. Step 6: Final answer
    x = 21,256.10

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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.