Home / 77,187.52-115,792.22-24,579.24

Finding the Fourth Proportional to 77,187.52, 115,792.22 and 24,579.24

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Solution

The fourth proportional to 77,187.52, 115,792.22 and 24,579.24 is: 36,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,187.52 : 115,792.22 = 24,579.24 : x
  2. Step 2: Convert to fraction form
    77,187.52/115,792.22 = 24,579.24/x
  3. Step 3: Cross multiply
    77,187.52x = 115,792.22 × 24,579.24
  4. Step 4: Simplify right side
    77,187.52x = 2,846,084,765.51
  5. Step 5: Solve for x
    x = 2,846,084,765.51/77,187.52
  6. Step 6: Final answer
    x = 36,872.34

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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.