Home / 69,869.66-96,388.98-47,201.36

Finding the Fourth Proportional to 69,869.66, 96,388.98 and 47,201.36

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Solution

The fourth proportional to 69,869.66, 96,388.98 and 47,201.36 is: 65,116.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,869.66 : 96,388.98 = 47,201.36 : x
  2. Step 2: Convert to fraction form
    69,869.66/96,388.98 = 47,201.36/x
  3. Step 3: Cross multiply
    69,869.66x = 96,388.98 × 47,201.36
  4. Step 4: Simplify right side
    69,869.66x = 4,549,690,945.01
  5. Step 5: Solve for x
    x = 4,549,690,945.01/69,869.66
  6. Step 6: Final answer
    x = 65,116.83

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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.