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Finding the Fourth Proportional to 52,903.74, 79,377.87 and 32,929.93

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Solution

The fourth proportional to 52,903.74, 79,377.87 and 32,929.93 is: 49,408.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,903.74 : 79,377.87 = 32,929.93 : x
  2. Step 2: Convert to fraction form
    52,903.74/79,377.87 = 32,929.93/x
  3. Step 3: Cross multiply
    52,903.74x = 79,377.87 × 32,929.93
  4. Step 4: Simplify right side
    52,903.74x = 2,613,907,702.65
  5. Step 5: Solve for x
    x = 2,613,907,702.65/52,903.74
  6. Step 6: Final answer
    x = 49,408.75

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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.