Home / 88,020.62-132,053.05-40,669.22

Finding the Fourth Proportional to 88,020.62, 132,053.05 and 40,669.22

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Solution

The fourth proportional to 88,020.62, 132,053.05 and 40,669.22 is: 61,014.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,020.62 : 132,053.05 = 40,669.22 : x
  2. Step 2: Convert to fraction form
    88,020.62/132,053.05 = 40,669.22/x
  3. Step 3: Cross multiply
    88,020.62x = 132,053.05 × 40,669.22
  4. Step 4: Simplify right side
    88,020.62x = 5,370,494,542.12
  5. Step 5: Solve for x
    x = 5,370,494,542.12/88,020.62
  6. Step 6: Final answer
    x = 61,014.05

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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.