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Finding the Fourth Proportional to 69,892.88, 96,452.08 and 38,062

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Solution

The fourth proportional to 69,892.88, 96,452.08 and 38,062 is: 52,525.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,892.88 : 96,452.08 = 38,062 : x
  2. Step 2: Convert to fraction form
    69,892.88/96,452.08 = 38,062/x
  3. Step 3: Cross multiply
    69,892.88x = 96,452.08 × 38,062
  4. Step 4: Simplify right side
    69,892.88x = 3,671,159,068.96
  5. Step 5: Solve for x
    x = 3,671,159,068.96/69,892.88
  6. Step 6: Final answer
    x = 52,525.51

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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.