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Finding the Fourth Proportional to 230,735.43, 346,101.69 and 124,169.58

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Solution

The fourth proportional to 230,735.43, 346,101.69 and 124,169.58 is: 186,253.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,735.43 : 346,101.69 = 124,169.58 : x
  2. Step 2: Convert to fraction form
    230,735.43/346,101.69 = 124,169.58/x
  3. Step 3: Cross multiply
    230,735.43x = 346,101.69 × 124,169.58
  4. Step 4: Simplify right side
    230,735.43x = 42,975,301,484.59
  5. Step 5: Solve for x
    x = 42,975,301,484.59/230,735.43
  6. Step 6: Final answer
    x = 186,253.59

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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.