Home / 68,943.66-95,127.48-40,250.29

Finding the Fourth Proportional to 68,943.66, 95,127.48 and 40,250.29

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Solution

The fourth proportional to 68,943.66, 95,127.48 and 40,250.29 is: 55,536.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,943.66 : 95,127.48 = 40,250.29 : x
  2. Step 2: Convert to fraction form
    68,943.66/95,127.48 = 40,250.29/x
  3. Step 3: Cross multiply
    68,943.66x = 95,127.48 × 40,250.29
  4. Step 4: Simplify right side
    68,943.66x = 3,828,908,419.15
  5. Step 5: Solve for x
    x = 3,828,908,419.15/68,943.66
  6. Step 6: Final answer
    x = 55,536.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.