Home / 134,976.78-202,201.92-88,087.50

Finding the Fourth Proportional to 134,976.78, 202,201.92 and 88,087.50

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Solution

The fourth proportional to 134,976.78, 202,201.92 and 88,087.50 is: 131,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,976.78 : 202,201.92 = 88,087.50 : x
  2. Step 2: Convert to fraction form
    134,976.78/202,201.92 = 88,087.50/x
  3. Step 3: Cross multiply
    134,976.78x = 202,201.92 × 88,087.50
  4. Step 4: Simplify right side
    134,976.78x = 17,811,461,628
  5. Step 5: Solve for x
    x = 17,811,461,628/134,976.78
  6. Step 6: Final answer
    x = 131,959.45

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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.