Home / 82,500.83-113,844.29-48,510.80

Finding the Fourth Proportional to 82,500.83, 113,844.29 and 48,510.80

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Solution

The fourth proportional to 82,500.83, 113,844.29 and 48,510.80 is: 66,940.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,500.83 : 113,844.29 = 48,510.80 : x
  2. Step 2: Convert to fraction form
    82,500.83/113,844.29 = 48,510.80/x
  3. Step 3: Cross multiply
    82,500.83x = 113,844.29 × 48,510.80
  4. Step 4: Simplify right side
    82,500.83x = 5,522,677,198.47
  5. Step 5: Solve for x
    x = 5,522,677,198.47/82,500.83
  6. Step 6: Final answer
    x = 66,940.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.