Home / 57,663.36-79,530.66-36,434.88

Finding the Fourth Proportional to 57,663.36, 79,530.66 and 36,434.88

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Solution

The fourth proportional to 57,663.36, 79,530.66 and 36,434.88 is: 50,251.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,663.36 : 79,530.66 = 36,434.88 : x
  2. Step 2: Convert to fraction form
    57,663.36/79,530.66 = 36,434.88/x
  3. Step 3: Cross multiply
    57,663.36x = 79,530.66 × 36,434.88
  4. Step 4: Simplify right side
    57,663.36x = 2,897,690,053.42
  5. Step 5: Solve for x
    x = 2,897,690,053.42/57,663.36
  6. Step 6: Final answer
    x = 50,251.84

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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.