Home / 112,153.70-168,263.15-36,250.73

Finding the Fourth Proportional to 112,153.70, 168,263.15 and 36,250.73

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Solution

The fourth proportional to 112,153.70, 168,263.15 and 36,250.73 is: 54,386.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,153.70 : 168,263.15 = 36,250.73 : x
  2. Step 2: Convert to fraction form
    112,153.70/168,263.15 = 36,250.73/x
  3. Step 3: Cross multiply
    112,153.70x = 168,263.15 × 36,250.73
  4. Step 4: Simplify right side
    112,153.70x = 6,099,660,997.03
  5. Step 5: Solve for x
    x = 6,099,660,997.03/112,153.70
  6. Step 6: Final answer
    x = 54,386.63

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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.