Home / 74,253.20-111,379.79-32,700.20

Finding the Fourth Proportional to 74,253.20, 111,379.79 and 32,700.20

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Solution

The fourth proportional to 74,253.20, 111,379.79 and 32,700.20 is: 49,050.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,253.20 : 111,379.79 = 32,700.20 : x
  2. Step 2: Convert to fraction form
    74,253.20/111,379.79 = 32,700.20/x
  3. Step 3: Cross multiply
    74,253.20x = 111,379.79 × 32,700.20
  4. Step 4: Simplify right side
    74,253.20x = 3,642,140,688.56
  5. Step 5: Solve for x
    x = 3,642,140,688.56/74,253.20
  6. Step 6: Final answer
    x = 49,050.29

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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.