Home / 88,037.20-132,054.60-28,874.80

Finding the Fourth Proportional to 88,037.20, 132,054.60 and 28,874.80

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Solution

The fourth proportional to 88,037.20, 132,054.60 and 28,874.80 is: 43,311.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,037.20 : 132,054.60 = 28,874.80 : x
  2. Step 2: Convert to fraction form
    88,037.20/132,054.60 = 28,874.80/x
  3. Step 3: Cross multiply
    88,037.20x = 132,054.60 × 28,874.80
  4. Step 4: Simplify right side
    88,037.20x = 3,813,050,164.08
  5. Step 5: Solve for x
    x = 3,813,050,164.08/88,037.20
  6. Step 6: Final answer
    x = 43,311.81

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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.