Home / 77,706.22-107,233.56-43,714.60

Finding the Fourth Proportional to 77,706.22, 107,233.56 and 43,714.60

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Solution

The fourth proportional to 77,706.22, 107,233.56 and 43,714.60 is: 60,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,706.22 : 107,233.56 = 43,714.60 : x
  2. Step 2: Convert to fraction form
    77,706.22/107,233.56 = 43,714.60/x
  3. Step 3: Cross multiply
    77,706.22x = 107,233.56 × 43,714.60
  4. Step 4: Simplify right side
    77,706.22x = 4,687,672,181.98
  5. Step 5: Solve for x
    x = 4,687,672,181.98/77,706.22
  6. Step 6: Final answer
    x = 60,325.57

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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.