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Finding the Fourth Proportional to 61,944.70, 92,916.96 and 15,197.08

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Solution

The fourth proportional to 61,944.70, 92,916.96 and 15,197.08 is: 22,795.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,944.70 : 92,916.96 = 15,197.08 : x
  2. Step 2: Convert to fraction form
    61,944.70/92,916.96 = 15,197.08/x
  3. Step 3: Cross multiply
    61,944.70x = 92,916.96 × 15,197.08
  4. Step 4: Simplify right side
    61,944.70x = 1,412,066,474.48
  5. Step 5: Solve for x
    x = 1,412,066,474.48/61,944.70
  6. Step 6: Final answer
    x = 22,795.60

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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.