Home / 69,872.90-96,424.97-38,041.70

Finding the Fourth Proportional to 69,872.90, 96,424.97 and 38,041.70

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Solution

The fourth proportional to 69,872.90, 96,424.97 and 38,041.70 is: 52,497.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,872.90 : 96,424.97 = 38,041.70 : x
  2. Step 2: Convert to fraction form
    69,872.90/96,424.97 = 38,041.70/x
  3. Step 3: Cross multiply
    69,872.90x = 96,424.97 × 38,041.70
  4. Step 4: Simplify right side
    69,872.90x = 3,668,169,108.92
  5. Step 5: Solve for x
    x = 3,668,169,108.92/69,872.90
  6. Step 6: Final answer
    x = 52,497.74

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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.