Home / 88,210.72-132,320.40-25,876

Finding the Fourth Proportional to 88,210.72, 132,320.40 and 25,876

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Solution

The fourth proportional to 88,210.72, 132,320.40 and 25,876 is: 38,815.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,210.72 : 132,320.40 = 25,876 : x
  2. Step 2: Convert to fraction form
    88,210.72/132,320.40 = 25,876/x
  3. Step 3: Cross multiply
    88,210.72x = 132,320.40 × 25,876
  4. Step 4: Simplify right side
    88,210.72x = 3,423,922,670.40
  5. Step 5: Solve for x
    x = 3,423,922,670.40/88,210.72
  6. Step 6: Final answer
    x = 38,815.27

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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.