Home / 53,209.62-79,826.97-15,770.01

Finding the Fourth Proportional to 53,209.62, 79,826.97 and 15,770.01

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Solution

The fourth proportional to 53,209.62, 79,826.97 and 15,770.01 is: 23,658.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,209.62 : 79,826.97 = 15,770.01 : x
  2. Step 2: Convert to fraction form
    53,209.62/79,826.97 = 15,770.01/x
  3. Step 3: Cross multiply
    53,209.62x = 79,826.97 × 15,770.01
  4. Step 4: Simplify right side
    53,209.62x = 1,258,872,115.17
  5. Step 5: Solve for x
    x = 1,258,872,115.17/53,209.62
  6. Step 6: Final answer
    x = 23,658.73

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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.