Home / 172,115.24-237,541.32-96,663.76

Finding the Fourth Proportional to 172,115.24, 237,541.32 and 96,663.76

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Solution

The fourth proportional to 172,115.24, 237,541.32 and 96,663.76 is: 133,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,115.24 : 237,541.32 = 96,663.76 : x
  2. Step 2: Convert to fraction form
    172,115.24/237,541.32 = 96,663.76/x
  3. Step 3: Cross multiply
    172,115.24x = 237,541.32 × 96,663.76
  4. Step 4: Simplify right side
    172,115.24x = 22,961,637,146.56
  5. Step 5: Solve for x
    x = 22,961,637,146.56/172,115.24
  6. Step 6: Final answer
    x = 133,408.51

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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.