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Finding the Fourth Proportional to 60,905.52, 84,049.35 and 34,048.02

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Solution

The fourth proportional to 60,905.52, 84,049.35 and 34,048.02 is: 46,986.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,905.52 : 84,049.35 = 34,048.02 : x
  2. Step 2: Convert to fraction form
    60,905.52/84,049.35 = 34,048.02/x
  3. Step 3: Cross multiply
    60,905.52x = 84,049.35 × 34,048.02
  4. Step 4: Simplify right side
    60,905.52x = 2,861,713,949.79
  5. Step 5: Solve for x
    x = 2,861,713,949.79/60,905.52
  6. Step 6: Final answer
    x = 46,986.12

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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.