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Finding the Fourth Proportional to 62,117.60, 93,190.84 and 17,744.96

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Solution

The fourth proportional to 62,117.60, 93,190.84 and 17,744.96 is: 26,621.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,117.60 : 93,190.84 = 17,744.96 : x
  2. Step 2: Convert to fraction form
    62,117.60/93,190.84 = 17,744.96/x
  3. Step 3: Cross multiply
    62,117.60x = 93,190.84 × 17,744.96
  4. Step 4: Simplify right side
    62,117.60x = 1,653,667,728.17
  5. Step 5: Solve for x
    x = 1,653,667,728.17/62,117.60
  6. Step 6: Final answer
    x = 26,621.57

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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.