Home / 37,000.80-55,339.20-33,080.40

Finding the Fourth Proportional to 37,000.80, 55,339.20 and 33,080.40

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Solution

The fourth proportional to 37,000.80, 55,339.20 and 33,080.40 is: 49,475.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,000.80 : 55,339.20 = 33,080.40 : x
  2. Step 2: Convert to fraction form
    37,000.80/55,339.20 = 33,080.40/x
  3. Step 3: Cross multiply
    37,000.80x = 55,339.20 × 33,080.40
  4. Step 4: Simplify right side
    37,000.80x = 1,830,642,871.68
  5. Step 5: Solve for x
    x = 1,830,642,871.68/37,000.80
  6. Step 6: Final answer
    x = 49,475.76

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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.