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Finding the Fourth Proportional to 68,062, 93,925.56 and 38,254

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Solution

The fourth proportional to 68,062, 93,925.56 and 38,254 is: 52,790.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,062 : 93,925.56 = 38,254 : x
  2. Step 2: Convert to fraction form
    68,062/93,925.56 = 38,254/x
  3. Step 3: Cross multiply
    68,062x = 93,925.56 × 38,254
  4. Step 4: Simplify right side
    68,062x = 3,593,028,372.24
  5. Step 5: Solve for x
    x = 3,593,028,372.24/68,062
  6. Step 6: Final answer
    x = 52,790.52

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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.