Home / 236,080.78-354,190.12-76,153.17

Finding the Fourth Proportional to 236,080.78, 354,190.12 and 76,153.17

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Solution

The fourth proportional to 236,080.78, 354,190.12 and 76,153.17 is: 114,252.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,080.78 : 354,190.12 = 76,153.17 : x
  2. Step 2: Convert to fraction form
    236,080.78/354,190.12 = 76,153.17/x
  3. Step 3: Cross multiply
    236,080.78x = 354,190.12 × 76,153.17
  4. Step 4: Simplify right side
    236,080.78x = 26,972,700,420.68
  5. Step 5: Solve for x
    x = 26,972,700,420.68/236,080.78
  6. Step 6: Final answer
    x = 114,252.00

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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.