Home / 87,371.56-131,031.95-34,051.67

Finding the Fourth Proportional to 87,371.56, 131,031.95 and 34,051.67

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Solution

The fourth proportional to 87,371.56, 131,031.95 and 34,051.67 is: 51,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,371.56 : 131,031.95 = 34,051.67 : x
  2. Step 2: Convert to fraction form
    87,371.56/131,031.95 = 34,051.67/x
  3. Step 3: Cross multiply
    87,371.56x = 131,031.95 × 34,051.67
  4. Step 4: Simplify right side
    87,371.56x = 4,461,855,895.44
  5. Step 5: Solve for x
    x = 4,461,855,895.44/87,371.56
  6. Step 6: Final answer
    x = 51,067.60

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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.