Home / 173,732.20-239,756.30-102,111.20

Finding the Fourth Proportional to 173,732.20, 239,756.30 and 102,111.20

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Solution

The fourth proportional to 173,732.20, 239,756.30 and 102,111.20 is: 140,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,732.20 : 239,756.30 = 102,111.20 : x
  2. Step 2: Convert to fraction form
    173,732.20/239,756.30 = 102,111.20/x
  3. Step 3: Cross multiply
    173,732.20x = 239,756.30 × 102,111.20
  4. Step 4: Simplify right side
    173,732.20x = 24,481,803,500.56
  5. Step 5: Solve for x
    x = 24,481,803,500.56/173,732.20
  6. Step 6: Final answer
    x = 140,916.90

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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.