Home / 63,637.25-87,814.26-36,781.49

Finding the Fourth Proportional to 63,637.25, 87,814.26 and 36,781.49

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Solution

The fourth proportional to 63,637.25, 87,814.26 and 36,781.49 is: 50,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,637.25 : 87,814.26 = 36,781.49 : x
  2. Step 2: Convert to fraction form
    63,637.25/87,814.26 = 36,781.49/x
  3. Step 3: Cross multiply
    63,637.25x = 87,814.26 × 36,781.49
  4. Step 4: Simplify right side
    63,637.25x = 3,229,939,545.58
  5. Step 5: Solve for x
    x = 3,229,939,545.58/63,637.25
  6. Step 6: Final answer
    x = 50,755.49

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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.