Home / 74,173.40-111,226.83-44,201.78

Finding the Fourth Proportional to 74,173.40, 111,226.83 and 44,201.78

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Solution

The fourth proportional to 74,173.40, 111,226.83 and 44,201.78 is: 66,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,173.40 : 111,226.83 = 44,201.78 : x
  2. Step 2: Convert to fraction form
    74,173.40/111,226.83 = 44,201.78/x
  3. Step 3: Cross multiply
    74,173.40x = 111,226.83 × 44,201.78
  4. Step 4: Simplify right side
    74,173.40x = 4,916,423,869.76
  5. Step 5: Solve for x
    x = 4,916,423,869.76/74,173.40
  6. Step 6: Final answer
    x = 66,282.84

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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.