Home / 112,137.84-168,178.11-33,233.61

Finding the Fourth Proportional to 112,137.84, 168,178.11 and 33,233.61

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Solution

The fourth proportional to 112,137.84, 168,178.11 and 33,233.61 is: 49,841.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,137.84 : 168,178.11 = 33,233.61 : x
  2. Step 2: Convert to fraction form
    112,137.84/168,178.11 = 33,233.61/x
  3. Step 3: Cross multiply
    112,137.84x = 168,178.11 × 33,233.61
  4. Step 4: Simplify right side
    112,137.84x = 5,589,165,718.28
  5. Step 5: Solve for x
    x = 5,589,165,718.28/112,137.84
  6. Step 6: Final answer
    x = 49,841.92

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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.