Home / 37,130.20-55,703.40-10,832.80

Finding the Fourth Proportional to 37,130.20, 55,703.40 and 10,832.80

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Solution

The fourth proportional to 37,130.20, 55,703.40 and 10,832.80 is: 16,251.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.20 : 55,703.40 = 10,832.80 : x
  2. Step 2: Convert to fraction form
    37,130.20/55,703.40 = 10,832.80/x
  3. Step 3: Cross multiply
    37,130.20x = 55,703.40 × 10,832.80
  4. Step 4: Simplify right side
    37,130.20x = 603,423,791.52
  5. Step 5: Solve for x
    x = 603,423,791.52/37,130.20
  6. Step 6: Final answer
    x = 16,251.56

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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.