Home / 69,877.85-96,431.65-38,046.94

Finding the Fourth Proportional to 69,877.85, 96,431.65 and 38,046.94

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Solution

The fourth proportional to 69,877.85, 96,431.65 and 38,046.94 is: 52,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,877.85 : 96,431.65 = 38,046.94 : x
  2. Step 2: Convert to fraction form
    69,877.85/96,431.65 = 38,046.94/x
  3. Step 3: Cross multiply
    69,877.85x = 96,431.65 × 38,046.94
  4. Step 4: Simplify right side
    69,877.85x = 3,668,928,865.45
  5. Step 5: Solve for x
    x = 3,668,928,865.45/69,877.85
  6. Step 6: Final answer
    x = 52,504.89

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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.