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Finding the Fourth Proportional to 61,568.68, 92,353.02 and 14,821.55

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Solution

The fourth proportional to 61,568.68, 92,353.02 and 14,821.55 is: 22,232.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,568.68 : 92,353.02 = 14,821.55 : x
  2. Step 2: Convert to fraction form
    61,568.68/92,353.02 = 14,821.55/x
  3. Step 3: Cross multiply
    61,568.68x = 92,353.02 × 14,821.55
  4. Step 4: Simplify right side
    61,568.68x = 1,368,814,903.58
  5. Step 5: Solve for x
    x = 1,368,814,903.58/61,568.68
  6. Step 6: Final answer
    x = 22,232.33

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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.