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Finding the Fourth Proportional to 62,811.60, 94,217.28 and 16,064.40

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Solution

The fourth proportional to 62,811.60, 94,217.28 and 16,064.40 is: 24,096.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,811.60 : 94,217.28 = 16,064.40 : x
  2. Step 2: Convert to fraction form
    62,811.60/94,217.28 = 16,064.40/x
  3. Step 3: Cross multiply
    62,811.60x = 94,217.28 × 16,064.40
  4. Step 4: Simplify right side
    62,811.60x = 1,513,544,072.83
  5. Step 5: Solve for x
    x = 1,513,544,072.83/62,811.60
  6. Step 6: Final answer
    x = 24,096.57

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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.