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Finding the Fourth Proportional to 52,985.48, 79,480.14 and 16,048.52

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Solution

The fourth proportional to 52,985.48, 79,480.14 and 16,048.52 is: 24,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,985.48 : 79,480.14 = 16,048.52 : x
  2. Step 2: Convert to fraction form
    52,985.48/79,480.14 = 16,048.52/x
  3. Step 3: Cross multiply
    52,985.48x = 79,480.14 × 16,048.52
  4. Step 4: Simplify right side
    52,985.48x = 1,275,538,616.39
  5. Step 5: Solve for x
    x = 1,275,538,616.39/52,985.48
  6. Step 6: Final answer
    x = 24,073.36

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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.