Home / 104,146.20-156,000.60-57,344.40

Finding the Fourth Proportional to 104,146.20, 156,000.60 and 57,344.40

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Solution

The fourth proportional to 104,146.20, 156,000.60 and 57,344.40 is: 85,896.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,146.20 : 156,000.60 = 57,344.40 : x
  2. Step 2: Convert to fraction form
    104,146.20/156,000.60 = 57,344.40/x
  3. Step 3: Cross multiply
    104,146.20x = 156,000.60 × 57,344.40
  4. Step 4: Simplify right side
    104,146.20x = 8,945,760,806.64
  5. Step 5: Solve for x
    x = 8,945,760,806.64/104,146.20
  6. Step 6: Final answer
    x = 85,896.18

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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.