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Finding the Fourth Proportional to 36,869.08, 55,303.59 and 9,167.08

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Solution

The fourth proportional to 36,869.08, 55,303.59 and 9,167.08 is: 13,750.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,869.08 : 55,303.59 = 9,167.08 : x
  2. Step 2: Convert to fraction form
    36,869.08/55,303.59 = 9,167.08/x
  3. Step 3: Cross multiply
    36,869.08x = 55,303.59 × 9,167.08
  4. Step 4: Simplify right side
    36,869.08x = 506,972,433.82
  5. Step 5: Solve for x
    x = 506,972,433.82/36,869.08
  6. Step 6: Final answer
    x = 13,750.61

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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.