Home / 168,490.44-232,460.76-111,158.22

Finding the Fourth Proportional to 168,490.44, 232,460.76 and 111,158.22

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Solution

The fourth proportional to 168,490.44, 232,460.76 and 111,158.22 is: 153,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,490.44 : 232,460.76 = 111,158.22 : x
  2. Step 2: Convert to fraction form
    168,490.44/232,460.76 = 111,158.22/x
  3. Step 3: Cross multiply
    168,490.44x = 232,460.76 × 111,158.22
  4. Step 4: Simplify right side
    168,490.44x = 25,839,924,301.45
  5. Step 5: Solve for x
    x = 25,839,924,301.45/168,490.44
  6. Step 6: Final answer
    x = 153,361.37

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1.5x scale

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.