Home / 104,996.91-157,496-26,111.15

Finding the Fourth Proportional to 104,996.91, 157,496 and 26,111.15

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Solution

The fourth proportional to 104,996.91, 157,496 and 26,111.15 is: 39,166.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,996.91 : 157,496 = 26,111.15 : x
  2. Step 2: Convert to fraction form
    104,996.91/157,496 = 26,111.15/x
  3. Step 3: Cross multiply
    104,996.91x = 157,496 × 26,111.15
  4. Step 4: Simplify right side
    104,996.91x = 4,112,400,892.92
  5. Step 5: Solve for x
    x = 4,112,400,892.92/104,996.91
  6. Step 6: Final answer
    x = 39,166.88

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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.