Home / 88,055.44-132,290.52-71,743.12

Finding the Fourth Proportional to 88,055.44, 132,290.52 and 71,743.12

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Solution

The fourth proportional to 88,055.44, 132,290.52 and 71,743.12 is: 107,783.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,055.44 : 132,290.52 = 71,743.12 : x
  2. Step 2: Convert to fraction form
    88,055.44/132,290.52 = 71,743.12/x
  3. Step 3: Cross multiply
    88,055.44x = 132,290.52 × 71,743.12
  4. Step 4: Simplify right side
    88,055.44x = 9,490,934,651.22
  5. Step 5: Solve for x
    x = 9,490,934,651.22/88,055.44
  6. Step 6: Final answer
    x = 107,783.63

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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.