Home / 83,778.72-115,615.44-46,052.16

Finding the Fourth Proportional to 83,778.72, 115,615.44 and 46,052.16

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Solution

The fourth proportional to 83,778.72, 115,615.44 and 46,052.16 is: 63,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,778.72 : 115,615.44 = 46,052.16 : x
  2. Step 2: Convert to fraction form
    83,778.72/115,615.44 = 46,052.16/x
  3. Step 3: Cross multiply
    83,778.72x = 115,615.44 × 46,052.16
  4. Step 4: Simplify right side
    83,778.72x = 5,324,340,741.35
  5. Step 5: Solve for x
    x = 5,324,340,741.35/83,778.72
  6. Step 6: Final answer
    x = 63,552.42

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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.