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Finding the Fourth Proportional to 227,990.74, 314,628.21 and 124,627.04

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Solution

The fourth proportional to 227,990.74, 314,628.21 and 124,627.04 is: 171,985.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,990.74 : 314,628.21 = 124,627.04 : x
  2. Step 2: Convert to fraction form
    227,990.74/314,628.21 = 124,627.04/x
  3. Step 3: Cross multiply
    227,990.74x = 314,628.21 × 124,627.04
  4. Step 4: Simplify right side
    227,990.74x = 39,211,182,512.80
  5. Step 5: Solve for x
    x = 39,211,182,512.80/227,990.74
  6. Step 6: Final answer
    x = 171,985.86

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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.