Home / 62,855.58-86,742.17-34,176.87

Finding the Fourth Proportional to 62,855.58, 86,742.17 and 34,176.87

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Solution

The fourth proportional to 62,855.58, 86,742.17 and 34,176.87 is: 47,164.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,855.58 : 86,742.17 = 34,176.87 : x
  2. Step 2: Convert to fraction form
    62,855.58/86,742.17 = 34,176.87/x
  3. Step 3: Cross multiply
    62,855.58x = 86,742.17 × 34,176.87
  4. Step 4: Simplify right side
    62,855.58x = 2,964,575,867.61
  5. Step 5: Solve for x
    x = 2,964,575,867.61/62,855.58
  6. Step 6: Final answer
    x = 47,164.88

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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.