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Finding the Fourth Proportional to 65,616.37, 98,347.72 and 25,063.29

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Solution

The fourth proportional to 65,616.37, 98,347.72 and 25,063.29 is: 37,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,616.37 : 98,347.72 = 25,063.29 : x
  2. Step 2: Convert to fraction form
    65,616.37/98,347.72 = 25,063.29/x
  3. Step 3: Cross multiply
    65,616.37x = 98,347.72 × 25,063.29
  4. Step 4: Simplify right side
    65,616.37x = 2,464,917,427.20
  5. Step 5: Solve for x
    x = 2,464,917,427.20/65,616.37
  6. Step 6: Final answer
    x = 37,565.59

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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.