Home / 36,666.40-54,934.80-32,519.20

Finding the Fourth Proportional to 36,666.40, 54,934.80 and 32,519.20

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Solution

The fourth proportional to 36,666.40, 54,934.80 and 32,519.20 is: 48,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,666.40 : 54,934.80 = 32,519.20 : x
  2. Step 2: Convert to fraction form
    36,666.40/54,934.80 = 32,519.20/x
  3. Step 3: Cross multiply
    36,666.40x = 54,934.80 × 32,519.20
  4. Step 4: Simplify right side
    36,666.40x = 1,786,435,748.16
  5. Step 5: Solve for x
    x = 1,786,435,748.16/36,666.40
  6. Step 6: Final answer
    x = 48,721.33

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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.