Home / 110,516.32-152,512.86-62,770.06

Finding the Fourth Proportional to 110,516.32, 152,512.86 and 62,770.06

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Solution

The fourth proportional to 110,516.32, 152,512.86 and 62,770.06 is: 86,622.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,516.32 : 152,512.86 = 62,770.06 : x
  2. Step 2: Convert to fraction form
    110,516.32/152,512.86 = 62,770.06/x
  3. Step 3: Cross multiply
    110,516.32x = 152,512.86 × 62,770.06
  4. Step 4: Simplify right side
    110,516.32x = 9,573,241,372.97
  5. Step 5: Solve for x
    x = 9,573,241,372.97/110,516.32
  6. Step 6: Final answer
    x = 86,622.88

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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.