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Finding the Fourth Proportional to 92,762.52, 139,144.11 and 22,641.84

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Solution

The fourth proportional to 92,762.52, 139,144.11 and 22,641.84 is: 33,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,762.52 : 139,144.11 = 22,641.84 : x
  2. Step 2: Convert to fraction form
    92,762.52/139,144.11 = 22,641.84/x
  3. Step 3: Cross multiply
    92,762.52x = 139,144.11 × 22,641.84
  4. Step 4: Simplify right side
    92,762.52x = 3,150,478,675.56
  5. Step 5: Solve for x
    x = 3,150,478,675.56/92,762.52
  6. Step 6: Final answer
    x = 33,962.84

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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.