Home / 230,223.17-345,512.07-185,354.30

Finding the Fourth Proportional to 230,223.17, 345,512.07 and 185,354.30

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Solution

The fourth proportional to 230,223.17, 345,512.07 and 185,354.30 is: 278,174.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,223.17 : 345,512.07 = 185,354.30 : x
  2. Step 2: Convert to fraction form
    230,223.17/345,512.07 = 185,354.30/x
  3. Step 3: Cross multiply
    230,223.17x = 345,512.07 × 185,354.30
  4. Step 4: Simplify right side
    230,223.17x = 64,042,147,876.40
  5. Step 5: Solve for x
    x = 64,042,147,876.40/230,223.17
  6. Step 6: Final answer
    x = 278,174.21

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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.