Home / 149,720.20-224,580.30-147,751.90

Finding the Fourth Proportional to 149,720.20, 224,580.30 and 147,751.90

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Solution

The fourth proportional to 149,720.20, 224,580.30 and 147,751.90 is: 221,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,720.20 : 224,580.30 = 147,751.90 : x
  2. Step 2: Convert to fraction form
    149,720.20/224,580.30 = 147,751.90/x
  3. Step 3: Cross multiply
    149,720.20x = 224,580.30 × 147,751.90
  4. Step 4: Simplify right side
    149,720.20x = 33,182,166,027.57
  5. Step 5: Solve for x
    x = 33,182,166,027.57/149,720.20
  6. Step 6: Final answer
    x = 221,627.85

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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.