Home / 66,670.08-100,008.96-25,117.44

Finding the Fourth Proportional to 66,670.08, 100,008.96 and 25,117.44

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Solution

The fourth proportional to 66,670.08, 100,008.96 and 25,117.44 is: 37,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,670.08 : 100,008.96 = 25,117.44 : x
  2. Step 2: Convert to fraction form
    66,670.08/100,008.96 = 25,117.44/x
  3. Step 3: Cross multiply
    66,670.08x = 100,008.96 × 25,117.44
  4. Step 4: Simplify right side
    66,670.08x = 2,511,969,052.26
  5. Step 5: Solve for x
    x = 2,511,969,052.26/66,670.08
  6. Step 6: Final answer
    x = 37,677.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.