Home / 149,670.30-224,764.65-145,004.70

Finding the Fourth Proportional to 149,670.30, 224,764.65 and 145,004.70

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Solution

The fourth proportional to 149,670.30, 224,764.65 and 145,004.70 is: 217,758.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,670.30 : 224,764.65 = 145,004.70 : x
  2. Step 2: Convert to fraction form
    149,670.30/224,764.65 = 145,004.70/x
  3. Step 3: Cross multiply
    149,670.30x = 224,764.65 × 145,004.70
  4. Step 4: Simplify right side
    149,670.30x = 32,591,930,643.86
  5. Step 5: Solve for x
    x = 32,591,930,643.86/149,670.30
  6. Step 6: Final answer
    x = 217,758.17

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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.