Home / 123,514.96-170,451.24-66,926.32

Finding the Fourth Proportional to 123,514.96, 170,451.24 and 66,926.32

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Solution

The fourth proportional to 123,514.96, 170,451.24 and 66,926.32 is: 92,358.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,514.96 : 170,451.24 = 66,926.32 : x
  2. Step 2: Convert to fraction form
    123,514.96/170,451.24 = 66,926.32/x
  3. Step 3: Cross multiply
    123,514.96x = 170,451.24 × 66,926.32
  4. Step 4: Simplify right side
    123,514.96x = 11,407,674,232.64
  5. Step 5: Solve for x
    x = 11,407,674,232.64/123,514.96
  6. Step 6: Final answer
    x = 92,358.64

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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.