Home / 88,462.96-132,694.26-72,847.72

Finding the Fourth Proportional to 88,462.96, 132,694.26 and 72,847.72

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Solution

The fourth proportional to 88,462.96, 132,694.26 and 72,847.72 is: 109,271.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,462.96 : 132,694.26 = 72,847.72 : x
  2. Step 2: Convert to fraction form
    88,462.96/132,694.26 = 72,847.72/x
  3. Step 3: Cross multiply
    88,462.96x = 132,694.26 × 72,847.72
  4. Step 4: Simplify right side
    88,462.96x = 9,666,474,298.09
  5. Step 5: Solve for x
    x = 9,666,474,298.09/88,462.96
  6. Step 6: Final answer
    x = 109,271.43

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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.