Home / 117,416.25-162,034.91-63,701.66

Finding the Fourth Proportional to 117,416.25, 162,034.91 and 63,701.66

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Solution

The fourth proportional to 117,416.25, 162,034.91 and 63,701.66 is: 87,908.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,416.25 : 162,034.91 = 63,701.66 : x
  2. Step 2: Convert to fraction form
    117,416.25/162,034.91 = 63,701.66/x
  3. Step 3: Cross multiply
    117,416.25x = 162,034.91 × 63,701.66
  4. Step 4: Simplify right side
    117,416.25x = 10,321,891,616.27
  5. Step 5: Solve for x
    x = 10,321,891,616.27/117,416.25
  6. Step 6: Final answer
    x = 87,908.54

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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.