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Finding the Fourth Proportional to 52,574.68, 78,865.80 and 16,548.04

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Solution

The fourth proportional to 52,574.68, 78,865.80 and 16,548.04 is: 24,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.68 : 78,865.80 = 16,548.04 : x
  2. Step 2: Convert to fraction form
    52,574.68/78,865.80 = 16,548.04/x
  3. Step 3: Cross multiply
    52,574.68x = 78,865.80 × 16,548.04
  4. Step 4: Simplify right side
    52,574.68x = 1,305,074,413.03
  5. Step 5: Solve for x
    x = 1,305,074,413.03/52,574.68
  6. Step 6: Final answer
    x = 24,823.25

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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.