Home / 199,159.46-274,836.59-108,516.17

Finding the Fourth Proportional to 199,159.46, 274,836.59 and 108,516.17

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Solution

The fourth proportional to 199,159.46, 274,836.59 and 108,516.17 is: 149,750.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,159.46 : 274,836.59 = 108,516.17 : x
  2. Step 2: Convert to fraction form
    199,159.46/274,836.59 = 108,516.17/x
  3. Step 3: Cross multiply
    199,159.46x = 274,836.59 × 108,516.17
  4. Step 4: Simplify right side
    199,159.46x = 29,824,214,674.11
  5. Step 5: Solve for x
    x = 29,824,214,674.11/199,159.46
  6. Step 6: Final answer
    x = 149,750.43

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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.