Home / 36,120.74-54,175.64-9,827.53

Finding the Fourth Proportional to 36,120.74, 54,175.64 and 9,827.53

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Solution

The fourth proportional to 36,120.74, 54,175.64 and 9,827.53 is: 14,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,120.74 : 54,175.64 = 9,827.53 : x
  2. Step 2: Convert to fraction form
    36,120.74/54,175.64 = 9,827.53/x
  3. Step 3: Cross multiply
    36,120.74x = 54,175.64 × 9,827.53
  4. Step 4: Simplify right side
    36,120.74x = 532,412,542.79
  5. Step 5: Solve for x
    x = 532,412,542.79/36,120.74
  6. Step 6: Final answer
    x = 14,739.80

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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.