Home / 88,387.20-132,577.56-21,826.80

Finding the Fourth Proportional to 88,387.20, 132,577.56 and 21,826.80

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Solution

The fourth proportional to 88,387.20, 132,577.56 and 21,826.80 is: 32,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,387.20 : 132,577.56 = 21,826.80 : x
  2. Step 2: Convert to fraction form
    88,387.20/132,577.56 = 21,826.80/x
  3. Step 3: Cross multiply
    88,387.20x = 132,577.56 × 21,826.80
  4. Step 4: Simplify right side
    88,387.20x = 2,893,743,886.61
  5. Step 5: Solve for x
    x = 2,893,743,886.61/88,387.20
  6. Step 6: Final answer
    x = 32,739.40

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1.5x scale

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.