Home / 230,244.32-345,076.40-123,363.20

Finding the Fourth Proportional to 230,244.32, 345,076.40 and 123,363.20

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Solution

The fourth proportional to 230,244.32, 345,076.40 and 123,363.20 is: 184,889.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,244.32 : 345,076.40 = 123,363.20 : x
  2. Step 2: Convert to fraction form
    230,244.32/345,076.40 = 123,363.20/x
  3. Step 3: Cross multiply
    230,244.32x = 345,076.40 × 123,363.20
  4. Step 4: Simplify right side
    230,244.32x = 42,569,730,119.58
  5. Step 5: Solve for x
    x = 42,569,730,119.58/230,244.32
  6. Step 6: Final answer
    x = 184,889.38

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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.