Home / 156,738.24-235,141.38-51,553.26

Finding the Fourth Proportional to 156,738.24, 235,141.38 and 51,553.26

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Solution

The fourth proportional to 156,738.24, 235,141.38 and 51,553.26 is: 77,341.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,738.24 : 235,141.38 = 51,553.26 : x
  2. Step 2: Convert to fraction form
    156,738.24/235,141.38 = 51,553.26/x
  3. Step 3: Cross multiply
    156,738.24x = 235,141.38 × 51,553.26
  4. Step 4: Simplify right side
    156,738.24x = 12,122,304,699.90
  5. Step 5: Solve for x
    x = 12,122,304,699.90/156,738.24
  6. Step 6: Final answer
    x = 77,341.08

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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.