Home / 88,579.10-132,870.21-26,251.10

Finding the Fourth Proportional to 88,579.10, 132,870.21 and 26,251.10

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Solution

The fourth proportional to 88,579.10, 132,870.21 and 26,251.10 is: 39,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,579.10 : 132,870.21 = 26,251.10 : x
  2. Step 2: Convert to fraction form
    88,579.10/132,870.21 = 26,251.10/x
  3. Step 3: Cross multiply
    88,579.10x = 132,870.21 × 26,251.10
  4. Step 4: Simplify right side
    88,579.10x = 3,487,989,169.73
  5. Step 5: Solve for x
    x = 3,487,989,169.73/88,579.10
  6. Step 6: Final answer
    x = 39,377.11

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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.