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Finding the Fourth Proportional to 137,506.59, 206,260.07 and 37,667.66

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Solution

The fourth proportional to 137,506.59, 206,260.07 and 37,667.66 is: 56,501.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,506.59 : 206,260.07 = 37,667.66 : x
  2. Step 2: Convert to fraction form
    137,506.59/206,260.07 = 37,667.66/x
  3. Step 3: Cross multiply
    137,506.59x = 206,260.07 × 37,667.66
  4. Step 4: Simplify right side
    137,506.59x = 7,769,332,968.70
  5. Step 5: Solve for x
    x = 7,769,332,968.70/137,506.59
  6. Step 6: Final answer
    x = 56,501.53

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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.