Home / 88,029.88-132,043.38-21,470.08

Finding the Fourth Proportional to 88,029.88, 132,043.38 and 21,470.08

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Solution

The fourth proportional to 88,029.88, 132,043.38 and 21,470.08 is: 32,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,029.88 : 132,043.38 = 21,470.08 : x
  2. Step 2: Convert to fraction form
    88,029.88/132,043.38 = 21,470.08/x
  3. Step 3: Cross multiply
    88,029.88x = 132,043.38 × 21,470.08
  4. Step 4: Simplify right side
    88,029.88x = 2,834,981,932.07
  5. Step 5: Solve for x
    x = 2,834,981,932.07/88,029.88
  6. Step 6: Final answer
    x = 32,204.77

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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.