Home / 188,732.06-260,364.45-112,207.77

Finding the Fourth Proportional to 188,732.06, 260,364.45 and 112,207.77

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Solution

The fourth proportional to 188,732.06, 260,364.45 and 112,207.77 is: 154,795.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,732.06 : 260,364.45 = 112,207.77 : x
  2. Step 2: Convert to fraction form
    188,732.06/260,364.45 = 112,207.77/x
  3. Step 3: Cross multiply
    188,732.06x = 260,364.45 × 112,207.77
  4. Step 4: Simplify right side
    188,732.06x = 29,214,914,321.78
  5. Step 5: Solve for x
    x = 29,214,914,321.78/188,732.06
  6. Step 6: Final answer
    x = 154,795.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.