Home / 88,250.32-132,112.92-53,083.36

Finding the Fourth Proportional to 88,250.32, 132,112.92 and 53,083.36

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Solution

The fourth proportional to 88,250.32, 132,112.92 and 53,083.36 is: 79,467.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,250.32 : 132,112.92 = 53,083.36 : x
  2. Step 2: Convert to fraction form
    88,250.32/132,112.92 = 53,083.36/x
  3. Step 3: Cross multiply
    88,250.32x = 132,112.92 × 53,083.36
  4. Step 4: Simplify right side
    88,250.32x = 7,012,997,693.01
  5. Step 5: Solve for x
    x = 7,012,997,693.01/88,250.32
  6. Step 6: Final answer
    x = 79,467.11

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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.