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Finding the Fourth Proportional to 61,787.21, 92,679.95 and 24,347.61

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Solution

The fourth proportional to 61,787.21, 92,679.95 and 24,347.61 is: 36,521.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,787.21 : 92,679.95 = 24,347.61 : x
  2. Step 2: Convert to fraction form
    61,787.21/92,679.95 = 24,347.61/x
  3. Step 3: Cross multiply
    61,787.21x = 92,679.95 × 24,347.61
  4. Step 4: Simplify right side
    61,787.21x = 2,256,534,940.67
  5. Step 5: Solve for x
    x = 2,256,534,940.67/61,787.21
  6. Step 6: Final answer
    x = 36,521.07

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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.