Home / 169,691.23-254,536.63-43,331.42

Finding the Fourth Proportional to 169,691.23, 254,536.63 and 43,331.42

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Solution

The fourth proportional to 169,691.23, 254,536.63 and 43,331.42 is: 64,997.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,691.23 : 254,536.63 = 43,331.42 : x
  2. Step 2: Convert to fraction form
    169,691.23/254,536.63 = 43,331.42/x
  3. Step 3: Cross multiply
    169,691.23x = 254,536.63 × 43,331.42
  4. Step 4: Simplify right side
    169,691.23x = 11,029,432,719.99
  5. Step 5: Solve for x
    x = 11,029,432,719.99/169,691.23
  6. Step 6: Final answer
    x = 64,997.07

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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.