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Finding the Fourth Proportional to 183,152.91, 252,751.79 and 106,724.45

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Solution

The fourth proportional to 183,152.91, 252,751.79 and 106,724.45 is: 147,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,152.91 : 252,751.79 = 106,724.45 : x
  2. Step 2: Convert to fraction form
    183,152.91/252,751.79 = 106,724.45/x
  3. Step 3: Cross multiply
    183,152.91x = 252,751.79 × 106,724.45
  4. Step 4: Simplify right side
    183,152.91x = 26,974,796,672.96
  5. Step 5: Solve for x
    x = 26,974,796,672.96/183,152.91
  6. Step 6: Final answer
    x = 147,280.19

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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.