Home / 192,747.52-265,965.43-112,112.83

Finding the Fourth Proportional to 192,747.52, 265,965.43 and 112,112.83

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Solution

The fourth proportional to 192,747.52, 265,965.43 and 112,112.83 is: 154,700.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,747.52 : 265,965.43 = 112,112.83 : x
  2. Step 2: Convert to fraction form
    192,747.52/265,965.43 = 112,112.83/x
  3. Step 3: Cross multiply
    192,747.52x = 265,965.43 × 112,112.83
  4. Step 4: Simplify right side
    192,747.52x = 29,818,137,039.47
  5. Step 5: Solve for x
    x = 29,818,137,039.47/192,747.52
  6. Step 6: Final answer
    x = 154,700.50

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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.