Home / 88,415.40-132,623.10-35,826.60

Finding the Fourth Proportional to 88,415.40, 132,623.10 and 35,826.60

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Solution

The fourth proportional to 88,415.40, 132,623.10 and 35,826.60 is: 53,739.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,415.40 : 132,623.10 = 35,826.60 : x
  2. Step 2: Convert to fraction form
    88,415.40/132,623.10 = 35,826.60/x
  3. Step 3: Cross multiply
    88,415.40x = 132,623.10 × 35,826.60
  4. Step 4: Simplify right side
    88,415.40x = 4,751,434,754.46
  5. Step 5: Solve for x
    x = 4,751,434,754.46/88,415.40
  6. Step 6: Final answer
    x = 53,739.90

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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.