Home / 147,224.64-203,231.04-111,424.64

Finding the Fourth Proportional to 147,224.64, 203,231.04 and 111,424.64

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Solution

The fourth proportional to 147,224.64, 203,231.04 and 111,424.64 is: 153,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,224.64 : 203,231.04 = 111,424.64 : x
  2. Step 2: Convert to fraction form
    147,224.64/203,231.04 = 111,424.64/x
  3. Step 3: Cross multiply
    147,224.64x = 203,231.04 × 111,424.64
  4. Step 4: Simplify right side
    147,224.64x = 22,644,945,468.83
  5. Step 5: Solve for x
    x = 22,644,945,468.83/147,224.64
  6. Step 6: Final answer
    x = 153,812.20

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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.