Home / 173,896.30-260,893.05-85,152.70

Finding the Fourth Proportional to 173,896.30, 260,893.05 and 85,152.70

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Solution

The fourth proportional to 173,896.30, 260,893.05 and 85,152.70 is: 127,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,896.30 : 260,893.05 = 85,152.70 : x
  2. Step 2: Convert to fraction form
    173,896.30/260,893.05 = 85,152.70/x
  3. Step 3: Cross multiply
    173,896.30x = 260,893.05 × 85,152.70
  4. Step 4: Simplify right side
    173,896.30x = 22,215,747,618.74
  5. Step 5: Solve for x
    x = 22,215,747,618.74/173,896.30
  6. Step 6: Final answer
    x = 127,752.85

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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.