Home / 43,787.11-65,668.70-15,701.95

Finding the Fourth Proportional to 43,787.11, 65,668.70 and 15,701.95

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Solution

The fourth proportional to 43,787.11, 65,668.70 and 15,701.95 is: 23,548.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,787.11 : 65,668.70 = 15,701.95 : x
  2. Step 2: Convert to fraction form
    43,787.11/65,668.70 = 15,701.95/x
  3. Step 3: Cross multiply
    43,787.11x = 65,668.70 × 15,701.95
  4. Step 4: Simplify right side
    43,787.11x = 1,031,126,643.97
  5. Step 5: Solve for x
    x = 1,031,126,643.97/43,787.11
  6. Step 6: Final answer
    x = 23,548.63

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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.