Home / 88,037.52-131,990.60-52,969.02

Finding the Fourth Proportional to 88,037.52, 131,990.60 and 52,969.02

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Solution

The fourth proportional to 88,037.52, 131,990.60 and 52,969.02 is: 79,414.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,037.52 : 131,990.60 = 52,969.02 : x
  2. Step 2: Convert to fraction form
    88,037.52/131,990.60 = 52,969.02/x
  3. Step 3: Cross multiply
    88,037.52x = 131,990.60 × 52,969.02
  4. Step 4: Simplify right side
    88,037.52x = 6,991,412,731.21
  5. Step 5: Solve for x
    x = 6,991,412,731.21/88,037.52
  6. Step 6: Final answer
    x = 79,414.01

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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.