Home / 68,919.16-95,123.26-42,055.92

Finding the Fourth Proportional to 68,919.16, 95,123.26 and 42,055.92

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Solution

The fourth proportional to 68,919.16, 95,123.26 and 42,055.92 is: 58,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,919.16 : 95,123.26 = 42,055.92 : x
  2. Step 2: Convert to fraction form
    68,919.16/95,123.26 = 42,055.92/x
  3. Step 3: Cross multiply
    68,919.16x = 95,123.26 × 42,055.92
  4. Step 4: Simplify right side
    68,919.16x = 4,000,496,212.70
  5. Step 5: Solve for x
    x = 4,000,496,212.70/68,919.16
  6. Step 6: Final answer
    x = 58,046.21

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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.