Home / 292,581.52-438,872.28-102,997.24

Finding the Fourth Proportional to 292,581.52, 438,872.28 and 102,997.24

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Solution

The fourth proportional to 292,581.52, 438,872.28 and 102,997.24 is: 154,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,581.52 : 438,872.28 = 102,997.24 : x
  2. Step 2: Convert to fraction form
    292,581.52/438,872.28 = 102,997.24/x
  3. Step 3: Cross multiply
    292,581.52x = 438,872.28 × 102,997.24
  4. Step 4: Simplify right side
    292,581.52x = 45,202,633,552.51
  5. Step 5: Solve for x
    x = 45,202,633,552.51/292,581.52
  6. Step 6: Final answer
    x = 154,495.86

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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.