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Finding the Fourth Proportional to 48,549.94, 72,825.87 and 15,269.30

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Solution

The fourth proportional to 48,549.94, 72,825.87 and 15,269.30 is: 22,904.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,549.94 : 72,825.87 = 15,269.30 : x
  2. Step 2: Convert to fraction form
    48,549.94/72,825.87 = 15,269.30/x
  3. Step 3: Cross multiply
    48,549.94x = 72,825.87 × 15,269.30
  4. Step 4: Simplify right side
    48,549.94x = 1,112,000,056.79
  5. Step 5: Solve for x
    x = 1,112,000,056.79/48,549.94
  6. Step 6: Final answer
    x = 22,904.25

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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.