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Finding the Fourth Proportional to 226,117.53, 312,040.89 and 124,144.74

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Solution

The fourth proportional to 226,117.53, 312,040.89 and 124,144.74 is: 171,319.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,117.53 : 312,040.89 = 124,144.74 : x
  2. Step 2: Convert to fraction form
    226,117.53/312,040.89 = 124,144.74/x
  3. Step 3: Cross multiply
    226,117.53x = 312,040.89 × 124,144.74
  4. Step 4: Simplify right side
    226,117.53x = 38,738,235,158.42
  5. Step 5: Solve for x
    x = 38,738,235,158.42/226,117.53
  6. Step 6: Final answer
    x = 171,319.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.