Home / 117,514.88-162,170-63,799.44

Finding the Fourth Proportional to 117,514.88, 162,170 and 63,799.44

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Solution

The fourth proportional to 117,514.88, 162,170 and 63,799.44 is: 88,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,514.88 : 162,170 = 63,799.44 : x
  2. Step 2: Convert to fraction form
    117,514.88/162,170 = 63,799.44/x
  3. Step 3: Cross multiply
    117,514.88x = 162,170 × 63,799.44
  4. Step 4: Simplify right side
    117,514.88x = 10,346,355,184.80
  5. Step 5: Solve for x
    x = 10,346,355,184.80/117,514.88
  6. Step 6: Final answer
    x = 88,042.94

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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.