Home / 69,705.68-96,195.28-37,876.64

Finding the Fourth Proportional to 69,705.68, 96,195.28 and 37,876.64

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Solution

The fourth proportional to 69,705.68, 96,195.28 and 37,876.64 is: 52,270.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,705.68 : 96,195.28 = 37,876.64 : x
  2. Step 2: Convert to fraction form
    69,705.68/96,195.28 = 37,876.64/x
  3. Step 3: Cross multiply
    69,705.68x = 96,195.28 × 37,876.64
  4. Step 4: Simplify right side
    69,705.68x = 3,643,553,990.26
  5. Step 5: Solve for x
    x = 3,643,553,990.26/69,705.68
  6. Step 6: Final answer
    x = 52,270.55

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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.