Home / 161,256.64-222,475.20-97,571.20

Finding the Fourth Proportional to 161,256.64, 222,475.20 and 97,571.20

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Solution

The fourth proportional to 161,256.64, 222,475.20 and 97,571.20 is: 134,612.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,256.64 : 222,475.20 = 97,571.20 : x
  2. Step 2: Convert to fraction form
    161,256.64/222,475.20 = 97,571.20/x
  3. Step 3: Cross multiply
    161,256.64x = 222,475.20 × 97,571.20
  4. Step 4: Simplify right side
    161,256.64x = 21,707,172,234.24
  5. Step 5: Solve for x
    x = 21,707,172,234.24/161,256.64
  6. Step 6: Final answer
    x = 134,612.58

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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.