Home / 127,929.62-191,895.60-49,025

Finding the Fourth Proportional to 127,929.62, 191,895.60 and 49,025

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Solution

The fourth proportional to 127,929.62, 191,895.60 and 49,025 is: 73,537.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,929.62 : 191,895.60 = 49,025 : x
  2. Step 2: Convert to fraction form
    127,929.62/191,895.60 = 49,025/x
  3. Step 3: Cross multiply
    127,929.62x = 191,895.60 × 49,025
  4. Step 4: Simplify right side
    127,929.62x = 9,407,681,790
  5. Step 5: Solve for x
    x = 9,407,681,790/127,929.62
  6. Step 6: Final answer
    x = 73,537.95

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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.