Home / 84,081.72-116,033.60-46,357.32

Finding the Fourth Proportional to 84,081.72, 116,033.60 and 46,357.32

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Solution

The fourth proportional to 84,081.72, 116,033.60 and 46,357.32 is: 63,973.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,081.72 : 116,033.60 = 46,357.32 : x
  2. Step 2: Convert to fraction form
    84,081.72/116,033.60 = 46,357.32/x
  3. Step 3: Cross multiply
    84,081.72x = 116,033.60 × 46,357.32
  4. Step 4: Simplify right side
    84,081.72x = 5,379,006,725.95
  5. Step 5: Solve for x
    x = 5,379,006,725.95/84,081.72
  6. Step 6: Final answer
    x = 63,973.56

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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.