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Finding the Fourth Proportional to 52,853.28, 79,293.14 and 37,301.28

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Solution

The fourth proportional to 52,853.28, 79,293.14 and 37,301.28 is: 55,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,853.28 : 79,293.14 = 37,301.28 : x
  2. Step 2: Convert to fraction form
    52,853.28/79,293.14 = 37,301.28/x
  3. Step 3: Cross multiply
    52,853.28x = 79,293.14 × 37,301.28
  4. Step 4: Simplify right side
    52,853.28x = 2,957,735,617.22
  5. Step 5: Solve for x
    x = 2,957,735,617.22/52,853.28
  6. Step 6: Final answer
    x = 55,961.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.