Home / 69,844.78-96,385.80-38,013.91

Finding the Fourth Proportional to 69,844.78, 96,385.80 and 38,013.91

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Solution

The fourth proportional to 69,844.78, 96,385.80 and 38,013.91 is: 52,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,844.78 : 96,385.80 = 38,013.91 : x
  2. Step 2: Convert to fraction form
    69,844.78/96,385.80 = 38,013.91/x
  3. Step 3: Cross multiply
    69,844.78x = 96,385.80 × 38,013.91
  4. Step 4: Simplify right side
    69,844.78x = 3,664,000,814.24
  5. Step 5: Solve for x
    x = 3,664,000,814.24/69,844.78
  6. Step 6: Final answer
    x = 52,459.19

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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.