Home / 101,080.56-151,714.23-51,195.72

Finding the Fourth Proportional to 101,080.56, 151,714.23 and 51,195.72

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Solution

The fourth proportional to 101,080.56, 151,714.23 and 51,195.72 is: 76,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,080.56 : 151,714.23 = 51,195.72 : x
  2. Step 2: Convert to fraction form
    101,080.56/151,714.23 = 51,195.72/x
  3. Step 3: Cross multiply
    101,080.56x = 151,714.23 × 51,195.72
  4. Step 4: Simplify right side
    101,080.56x = 7,767,119,239.10
  5. Step 5: Solve for x
    x = 7,767,119,239.10/101,080.56
  6. Step 6: Final answer
    x = 76,840.88

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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.