Home / 74,384.20-111,576.30-27,627.40

Finding the Fourth Proportional to 74,384.20, 111,576.30 and 27,627.40

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Solution

The fourth proportional to 74,384.20, 111,576.30 and 27,627.40 is: 41,441.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,384.20 : 111,576.30 = 27,627.40 : x
  2. Step 2: Convert to fraction form
    74,384.20/111,576.30 = 27,627.40/x
  3. Step 3: Cross multiply
    74,384.20x = 111,576.30 × 27,627.40
  4. Step 4: Simplify right side
    74,384.20x = 3,082,563,070.62
  5. Step 5: Solve for x
    x = 3,082,563,070.62/74,384.20
  6. Step 6: Final answer
    x = 41,441.10

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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.