Home / 172,961.04-238,685.94-97,509.54

Finding the Fourth Proportional to 172,961.04, 238,685.94 and 97,509.54

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Solution

The fourth proportional to 172,961.04, 238,685.94 and 97,509.54 is: 134,563.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,961.04 : 238,685.94 = 97,509.54 : x
  2. Step 2: Convert to fraction form
    172,961.04/238,685.94 = 97,509.54/x
  3. Step 3: Cross multiply
    172,961.04x = 238,685.94 × 97,509.54
  4. Step 4: Simplify right side
    172,961.04x = 23,274,156,213.87
  5. Step 5: Solve for x
    x = 23,274,156,213.87/172,961.04
  6. Step 6: Final answer
    x = 134,563.00

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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.