Home / 37,980.20-56,924.13-26,890.09

Finding the Fourth Proportional to 37,980.20, 56,924.13 and 26,890.09

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Solution

The fourth proportional to 37,980.20, 56,924.13 and 26,890.09 is: 40,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,980.20 : 56,924.13 = 26,890.09 : x
  2. Step 2: Convert to fraction form
    37,980.20/56,924.13 = 26,890.09/x
  3. Step 3: Cross multiply
    37,980.20x = 56,924.13 × 26,890.09
  4. Step 4: Simplify right side
    37,980.20x = 1,530,694,978.87
  5. Step 5: Solve for x
    x = 1,530,694,978.87/37,980.20
  6. Step 6: Final answer
    x = 40,302.45

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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.