Home / 52,785.62-72,823.88-30,125.87

Finding the Fourth Proportional to 52,785.62, 72,823.88 and 30,125.87

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Solution

The fourth proportional to 52,785.62, 72,823.88 and 30,125.87 is: 41,562.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,785.62 : 72,823.88 = 30,125.87 : x
  2. Step 2: Convert to fraction form
    52,785.62/72,823.88 = 30,125.87/x
  3. Step 3: Cross multiply
    52,785.62x = 72,823.88 × 30,125.87
  4. Step 4: Simplify right side
    52,785.62x = 2,193,882,452.97
  5. Step 5: Solve for x
    x = 2,193,882,452.97/52,785.62
  6. Step 6: Final answer
    x = 41,562.13

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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.