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Finding the Fourth Proportional to 36,693.62, 55,031.62 and 16,953.22

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Solution

The fourth proportional to 36,693.62, 55,031.62 and 16,953.22 is: 25,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693.62 : 55,031.62 = 16,953.22 : x
  2. Step 2: Convert to fraction form
    36,693.62/55,031.62 = 16,953.22/x
  3. Step 3: Cross multiply
    36,693.62x = 55,031.62 × 16,953.22
  4. Step 4: Simplify right side
    36,693.62x = 932,963,160.82
  5. Step 5: Solve for x
    x = 932,963,160.82/36,693.62
  6. Step 6: Final answer
    x = 25,425.76

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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.