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Finding the Fourth Proportional to 124,484.73, 186,728.25 and 35,738.24

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Solution

The fourth proportional to 124,484.73, 186,728.25 and 35,738.24 is: 53,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,484.73 : 186,728.25 = 35,738.24 : x
  2. Step 2: Convert to fraction form
    124,484.73/186,728.25 = 35,738.24/x
  3. Step 3: Cross multiply
    124,484.73x = 186,728.25 × 35,738.24
  4. Step 4: Simplify right side
    124,484.73x = 6,673,338,079.64
  5. Step 5: Solve for x
    x = 6,673,338,079.64/124,484.73
  6. Step 6: Final answer
    x = 53,607.68

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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.