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Finding the Fourth Proportional to 43,793.90, 60,435.64 and 24,931

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Solution

The fourth proportional to 43,793.90, 60,435.64 and 24,931 is: 34,404.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,793.90 : 60,435.64 = 24,931 : x
  2. Step 2: Convert to fraction form
    43,793.90/60,435.64 = 24,931/x
  3. Step 3: Cross multiply
    43,793.90x = 60,435.64 × 24,931
  4. Step 4: Simplify right side
    43,793.90x = 1,506,720,940.84
  5. Step 5: Solve for x
    x = 1,506,720,940.84/43,793.90
  6. Step 6: Final answer
    x = 34,404.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.