Home / 118,559.39-163,537.16-82,736.33

Finding the Fourth Proportional to 118,559.39, 163,537.16 and 82,736.33

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Solution

The fourth proportional to 118,559.39, 163,537.16 and 82,736.33 is: 114,123.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,559.39 : 163,537.16 = 82,736.33 : x
  2. Step 2: Convert to fraction form
    118,559.39/163,537.16 = 82,736.33/x
  3. Step 3: Cross multiply
    118,559.39x = 163,537.16 × 82,736.33
  4. Step 4: Simplify right side
    118,559.39x = 13,530,464,432.18
  5. Step 5: Solve for x
    x = 13,530,464,432.18/118,559.39
  6. Step 6: Final answer
    x = 114,123.94

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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.