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Finding the Fourth Proportional to 154,660.16, 232,028.96 and 43,852.16

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Solution

The fourth proportional to 154,660.16, 232,028.96 and 43,852.16 is: 65,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,660.16 : 232,028.96 = 43,852.16 : x
  2. Step 2: Convert to fraction form
    154,660.16/232,028.96 = 43,852.16/x
  3. Step 3: Cross multiply
    154,660.16x = 232,028.96 × 43,852.16
  4. Step 4: Simplify right side
    154,660.16x = 10,174,971,078.55
  5. Step 5: Solve for x
    x = 10,174,971,078.55/154,660.16
  6. Step 6: Final answer
    x = 65,789.22

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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.