Home / 117,514.64-162,170.24-63,799.68

Finding the Fourth Proportional to 117,514.64, 162,170.24 and 63,799.68

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Solution

The fourth proportional to 117,514.64, 162,170.24 and 63,799.68 is: 88,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,514.64 : 162,170.24 = 63,799.68 : x
  2. Step 2: Convert to fraction form
    117,514.64/162,170.24 = 63,799.68/x
  3. Step 3: Cross multiply
    117,514.64x = 162,170.24 × 63,799.68
  4. Step 4: Simplify right side
    117,514.64x = 10,346,409,417.52
  5. Step 5: Solve for x
    x = 10,346,409,417.52/117,514.64
  6. Step 6: Final answer
    x = 88,043.58

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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.