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Finding the Fourth Proportional to 52,787.84, 79,125.86 and 24,684.28

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Solution

The fourth proportional to 52,787.84, 79,125.86 and 24,684.28 is: 37,000.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,787.84 : 79,125.86 = 24,684.28 : x
  2. Step 2: Convert to fraction form
    52,787.84/79,125.86 = 24,684.28/x
  3. Step 3: Cross multiply
    52,787.84x = 79,125.86 × 24,684.28
  4. Step 4: Simplify right side
    52,787.84x = 1,953,164,747.38
  5. Step 5: Solve for x
    x = 1,953,164,747.38/52,787.84
  6. Step 6: Final answer
    x = 37,000.28

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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.