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Finding the Fourth Proportional to 48,596.88, 72,905.04 and 15,322.08

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Solution

The fourth proportional to 48,596.88, 72,905.04 and 15,322.08 is: 22,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,596.88 : 72,905.04 = 15,322.08 : x
  2. Step 2: Convert to fraction form
    48,596.88/72,905.04 = 15,322.08/x
  3. Step 3: Cross multiply
    48,596.88x = 72,905.04 × 15,322.08
  4. Step 4: Simplify right side
    48,596.88x = 1,117,056,855.28
  5. Step 5: Solve for x
    x = 1,117,056,855.28/48,596.88
  6. Step 6: Final answer
    x = 22,986.18

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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.