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Finding the Fourth Proportional to 124,162.97, 186,250.59 and 35,429.54

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Solution

The fourth proportional to 124,162.97, 186,250.59 and 35,429.54 is: 53,146.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,162.97 : 186,250.59 = 35,429.54 : x
  2. Step 2: Convert to fraction form
    124,162.97/186,250.59 = 35,429.54/x
  3. Step 3: Cross multiply
    124,162.97x = 186,250.59 × 35,429.54
  4. Step 4: Simplify right side
    124,162.97x = 6,598,771,797.18
  5. Step 5: Solve for x
    x = 6,598,771,797.18/124,162.97
  6. Step 6: Final answer
    x = 53,146.06

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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.