Home / 172,431.03-237,961.55-104,409.56

Finding the Fourth Proportional to 172,431.03, 237,961.55 and 104,409.56

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Solution

The fourth proportional to 172,431.03, 237,961.55 and 104,409.56 is: 144,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,431.03 : 237,961.55 = 104,409.56 : x
  2. Step 2: Convert to fraction form
    172,431.03/237,961.55 = 104,409.56/x
  3. Step 3: Cross multiply
    172,431.03x = 237,961.55 × 104,409.56
  4. Step 4: Simplify right side
    172,431.03x = 24,845,459,662.51
  5. Step 5: Solve for x
    x = 24,845,459,662.51/172,431.03
  6. Step 6: Final answer
    x = 144,089.26

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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.