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Finding the Fourth Proportional to 52,630, 78,983.88 and 24,928

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Solution

The fourth proportional to 52,630, 78,983.88 and 24,928 is: 37,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,630 : 78,983.88 = 24,928 : x
  2. Step 2: Convert to fraction form
    52,630/78,983.88 = 24,928/x
  3. Step 3: Cross multiply
    52,630x = 78,983.88 × 24,928
  4. Step 4: Simplify right side
    52,630x = 1,968,910,160.64
  5. Step 5: Solve for x
    x = 1,968,910,160.64/52,630
  6. Step 6: Final answer
    x = 37,410.42

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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.