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Finding the Fourth Proportional to 183,365.76, 274,995.28 and 71,020.92

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Solution

The fourth proportional to 183,365.76, 274,995.28 and 71,020.92 is: 106,510.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,365.76 : 274,995.28 = 71,020.92 : x
  2. Step 2: Convert to fraction form
    183,365.76/274,995.28 = 71,020.92/x
  3. Step 3: Cross multiply
    183,365.76x = 274,995.28 × 71,020.92
  4. Step 4: Simplify right side
    183,365.76x = 19,530,417,426.15
  5. Step 5: Solve for x
    x = 19,530,417,426.15/183,365.76
  6. Step 6: Final answer
    x = 106,510.71

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1.5x scale

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.