Home / 37,499.40-56,276.80-17,778.04

Finding the Fourth Proportional to 37,499.40, 56,276.80 and 17,778.04

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Solution

The fourth proportional to 37,499.40, 56,276.80 and 17,778.04 is: 26,680.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,499.40 : 56,276.80 = 17,778.04 : x
  2. Step 2: Convert to fraction form
    37,499.40/56,276.80 = 17,778.04/x
  3. Step 3: Cross multiply
    37,499.40x = 56,276.80 × 17,778.04
  4. Step 4: Simplify right side
    37,499.40x = 1,000,491,201.47
  5. Step 5: Solve for x
    x = 1,000,491,201.47/37,499.40
  6. Step 6: Final answer
    x = 26,680.19

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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.