Home / 151,238.20-226,857.30-52,742.20

Finding the Fourth Proportional to 151,238.20, 226,857.30 and 52,742.20

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Solution

The fourth proportional to 151,238.20, 226,857.30 and 52,742.20 is: 79,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,238.20 : 226,857.30 = 52,742.20 : x
  2. Step 2: Convert to fraction form
    151,238.20/226,857.30 = 52,742.20/x
  3. Step 3: Cross multiply
    151,238.20x = 226,857.30 × 52,742.20
  4. Step 4: Simplify right side
    151,238.20x = 11,964,953,088.06
  5. Step 5: Solve for x
    x = 11,964,953,088.06/151,238.20
  6. Step 6: Final answer
    x = 79,113.30

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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.