Home / 69,291.18-95,658.57-53,340.66

Finding the Fourth Proportional to 69,291.18, 95,658.57 and 53,340.66

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Solution

The fourth proportional to 69,291.18, 95,658.57 and 53,340.66 is: 73,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,291.18 : 95,658.57 = 53,340.66 : x
  2. Step 2: Convert to fraction form
    69,291.18/95,658.57 = 53,340.66/x
  3. Step 3: Cross multiply
    69,291.18x = 95,658.57 × 53,340.66
  4. Step 4: Simplify right side
    69,291.18x = 5,102,491,258.46
  5. Step 5: Solve for x
    x = 5,102,491,258.46/69,291.18
  6. Step 6: Final answer
    x = 73,638.39

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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.