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Finding the Fourth Proportional to 36,569.50, 54,854.25 and 8,867.50

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Solution

The fourth proportional to 36,569.50, 54,854.25 and 8,867.50 is: 13,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,569.50 : 54,854.25 = 8,867.50 : x
  2. Step 2: Convert to fraction form
    36,569.50/54,854.25 = 8,867.50/x
  3. Step 3: Cross multiply
    36,569.50x = 54,854.25 × 8,867.50
  4. Step 4: Simplify right side
    36,569.50x = 486,420,061.88
  5. Step 5: Solve for x
    x = 486,420,061.88/36,569.50
  6. Step 6: Final answer
    x = 13,301.25

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1.5x scale

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.