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Finding the Fourth Proportional to 111,567.73, 167,356.97 and 36,686.22

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Solution

The fourth proportional to 111,567.73, 167,356.97 and 36,686.22 is: 55,031.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,567.73 : 167,356.97 = 36,686.22 : x
  2. Step 2: Convert to fraction form
    111,567.73/167,356.97 = 36,686.22/x
  3. Step 3: Cross multiply
    111,567.73x = 167,356.97 × 36,686.22
  4. Step 4: Simplify right side
    111,567.73x = 6,139,694,152.87
  5. Step 5: Solve for x
    x = 6,139,694,152.87/111,567.73
  6. Step 6: Final answer
    x = 55,031.09

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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.