Home / 37,191.94-51,325.77-20,425.30

Finding the Fourth Proportional to 37,191.94, 51,325.77 and 20,425.30

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Solution

The fourth proportional to 37,191.94, 51,325.77 and 20,425.30 is: 28,187.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,191.94 : 51,325.77 = 20,425.30 : x
  2. Step 2: Convert to fraction form
    37,191.94/51,325.77 = 20,425.30/x
  3. Step 3: Cross multiply
    37,191.94x = 51,325.77 × 20,425.30
  4. Step 4: Simplify right side
    37,191.94x = 1,048,344,249.98
  5. Step 5: Solve for x
    x = 1,048,344,249.98/37,191.94
  6. Step 6: Final answer
    x = 28,187.40

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Find fourth proportional to 37,192.94, 51,327.15 and 20,426.30
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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.