Home / 131,540.10-197,180.55-64,925.70

Finding the Fourth Proportional to 131,540.10, 197,180.55 and 64,925.70

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Solution

The fourth proportional to 131,540.10, 197,180.55 and 64,925.70 is: 97,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,540.10 : 197,180.55 = 64,925.70 : x
  2. Step 2: Convert to fraction form
    131,540.10/197,180.55 = 64,925.70/x
  3. Step 3: Cross multiply
    131,540.10x = 197,180.55 × 64,925.70
  4. Step 4: Simplify right side
    131,540.10x = 12,802,085,235.14
  5. Step 5: Solve for x
    x = 12,802,085,235.14/131,540.10
  6. Step 6: Final answer
    x = 97,324.58

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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.