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Finding the Fourth Proportional to 62,531.50, 86,301.71 and 35,667.86

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Solution

The fourth proportional to 62,531.50, 86,301.71 and 35,667.86 is: 49,226.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,531.50 : 86,301.71 = 35,667.86 : x
  2. Step 2: Convert to fraction form
    62,531.50/86,301.71 = 35,667.86/x
  3. Step 3: Cross multiply
    62,531.50x = 86,301.71 × 35,667.86
  4. Step 4: Simplify right side
    62,531.50x = 3,078,197,310.04
  5. Step 5: Solve for x
    x = 3,078,197,310.04/62,531.50
  6. Step 6: Final answer
    x = 49,226.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.