Home / 37,891.40-52,165.50-36,021.20

Finding the Fourth Proportional to 37,891.40, 52,165.50 and 36,021.20

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Solution

The fourth proportional to 37,891.40, 52,165.50 and 36,021.20 is: 49,590.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,891.40 : 52,165.50 = 36,021.20 : x
  2. Step 2: Convert to fraction form
    37,891.40/52,165.50 = 36,021.20/x
  3. Step 3: Cross multiply
    37,891.40x = 52,165.50 × 36,021.20
  4. Step 4: Simplify right side
    37,891.40x = 1,879,063,908.60
  5. Step 5: Solve for x
    x = 1,879,063,908.60/37,891.40
  6. Step 6: Final answer
    x = 49,590.78

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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.