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Finding the Fourth Proportional to 227,551.73, 314,028.93 and 124,191.57

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Solution

The fourth proportional to 227,551.73, 314,028.93 and 124,191.57 is: 171,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,551.73 : 314,028.93 = 124,191.57 : x
  2. Step 2: Convert to fraction form
    227,551.73/314,028.93 = 124,191.57/x
  3. Step 3: Cross multiply
    227,551.73x = 314,028.93 × 124,191.57
  4. Step 4: Simplify right side
    227,551.73x = 38,999,745,842.12
  5. Step 5: Solve for x
    x = 38,999,745,842.12/227,551.73
  6. Step 6: Final answer
    x = 171,388.48

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1.5x scale

Why These Related Problems?

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