Home / 88,165.60-132,260.55-31,992.10

Finding the Fourth Proportional to 88,165.60, 132,260.55 and 31,992.10

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Solution

The fourth proportional to 88,165.60, 132,260.55 and 31,992.10 is: 47,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,165.60 : 132,260.55 = 31,992.10 : x
  2. Step 2: Convert to fraction form
    88,165.60/132,260.55 = 31,992.10/x
  3. Step 3: Cross multiply
    88,165.60x = 132,260.55 × 31,992.10
  4. Step 4: Simplify right side
    88,165.60x = 4,231,292,741.66
  5. Step 5: Solve for x
    x = 4,231,292,741.66/88,165.60
  6. Step 6: Final answer
    x = 47,992.56

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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.