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Finding the Fourth Proportional to 36,920.61, 50,952.65 and 27,953.91

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Solution

The fourth proportional to 36,920.61, 50,952.65 and 27,953.91 is: 38,578.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,920.61 : 50,952.65 = 27,953.91 : x
  2. Step 2: Convert to fraction form
    36,920.61/50,952.65 = 27,953.91/x
  3. Step 3: Cross multiply
    36,920.61x = 50,952.65 × 27,953.91
  4. Step 4: Simplify right side
    36,920.61x = 1,424,325,652.59
  5. Step 5: Solve for x
    x = 1,424,325,652.59/36,920.61
  6. Step 6: Final answer
    x = 38,578.06

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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.