Home / 156,214.24-215,574.82-84,593.63

Finding the Fourth Proportional to 156,214.24, 215,574.82 and 84,593.63

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Solution

The fourth proportional to 156,214.24, 215,574.82 and 84,593.63 is: 116,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,214.24 : 215,574.82 = 84,593.63 : x
  2. Step 2: Convert to fraction form
    156,214.24/215,574.82 = 84,593.63/x
  3. Step 3: Cross multiply
    156,214.24x = 215,574.82 × 84,593.63
  4. Step 4: Simplify right side
    156,214.24x = 18,236,256,887.85
  5. Step 5: Solve for x
    x = 18,236,256,887.85/156,214.24
  6. Step 6: Final answer
    x = 116,738.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.