Home / 199,043.39-274,702.57-118,471.16

Finding the Fourth Proportional to 199,043.39, 274,702.57 and 118,471.16

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Solution

The fourth proportional to 199,043.39, 274,702.57 and 118,471.16 is: 163,503.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,043.39 : 274,702.57 = 118,471.16 : x
  2. Step 2: Convert to fraction form
    199,043.39/274,702.57 = 118,471.16/x
  3. Step 3: Cross multiply
    199,043.39x = 274,702.57 × 118,471.16
  4. Step 4: Simplify right side
    199,043.39x = 32,544,332,513.46
  5. Step 5: Solve for x
    x = 32,544,332,513.46/199,043.39
  6. Step 6: Final answer
    x = 163,503.71

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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.