Home / 63,576.18-87,711.57-49,044.42

Finding the Fourth Proportional to 63,576.18, 87,711.57 and 49,044.42

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Solution

The fourth proportional to 63,576.18, 87,711.57 and 49,044.42 is: 67,663.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,576.18 : 87,711.57 = 49,044.42 : x
  2. Step 2: Convert to fraction form
    63,576.18/87,711.57 = 49,044.42/x
  3. Step 3: Cross multiply
    63,576.18x = 87,711.57 × 49,044.42
  4. Step 4: Simplify right side
    63,576.18x = 4,301,763,077.94
  5. Step 5: Solve for x
    x = 4,301,763,077.94/63,576.18
  6. Step 6: Final answer
    x = 67,663.13

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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.