Home / 101,647.43-152,478.64-26,767.06

Finding the Fourth Proportional to 101,647.43, 152,478.64 and 26,767.06

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Solution

The fourth proportional to 101,647.43, 152,478.64 and 26,767.06 is: 40,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,647.43 : 152,478.64 = 26,767.06 : x
  2. Step 2: Convert to fraction form
    101,647.43/152,478.64 = 26,767.06/x
  3. Step 3: Cross multiply
    101,647.43x = 152,478.64 × 26,767.06
  4. Step 4: Simplify right side
    101,647.43x = 4,081,404,524.40
  5. Step 5: Solve for x
    x = 4,081,404,524.40/101,647.43
  6. Step 6: Final answer
    x = 40,152.56

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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.