Home / 36,700.20-55,050.30-36,311.40

Finding the Fourth Proportional to 36,700.20, 55,050.30 and 36,311.40

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Solution

The fourth proportional to 36,700.20, 55,050.30 and 36,311.40 is: 54,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700.20 : 55,050.30 = 36,311.40 : x
  2. Step 2: Convert to fraction form
    36,700.20/55,050.30 = 36,311.40/x
  3. Step 3: Cross multiply
    36,700.20x = 55,050.30 × 36,311.40
  4. Step 4: Simplify right side
    36,700.20x = 1,998,953,463.42
  5. Step 5: Solve for x
    x = 1,998,953,463.42/36,700.20
  6. Step 6: Final answer
    x = 54,467.10

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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.