Home / 228,040.40-341,542.20-144,059.60

Finding the Fourth Proportional to 228,040.40, 341,542.20 and 144,059.60

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Solution

The fourth proportional to 228,040.40, 341,542.20 and 144,059.60 is: 215,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,040.40 : 341,542.20 = 144,059.60 : x
  2. Step 2: Convert to fraction form
    228,040.40/341,542.20 = 144,059.60/x
  3. Step 3: Cross multiply
    228,040.40x = 341,542.20 × 144,059.60
  4. Step 4: Simplify right side
    228,040.40x = 49,202,432,715.12
  5. Step 5: Solve for x
    x = 49,202,432,715.12/228,040.40
  6. Step 6: Final answer
    x = 215,761.91

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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.