Home / 88,037.40-131,883.30-52,872.60

Finding the Fourth Proportional to 88,037.40, 131,883.30 and 52,872.60

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Solution

The fourth proportional to 88,037.40, 131,883.30 and 52,872.60 is: 79,205.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,037.40 : 131,883.30 = 52,872.60 : x
  2. Step 2: Convert to fraction form
    88,037.40/131,883.30 = 52,872.60/x
  3. Step 3: Cross multiply
    88,037.40x = 131,883.30 × 52,872.60
  4. Step 4: Simplify right side
    88,037.40x = 6,973,012,967.58
  5. Step 5: Solve for x
    x = 6,973,012,967.58/88,037.40
  6. Step 6: Final answer
    x = 79,205.12

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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.