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Finding the Fourth Proportional to 162,707.76, 244,036.56 and 44,388.72

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Solution

The fourth proportional to 162,707.76, 244,036.56 and 44,388.72 is: 66,576.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,707.76 : 244,036.56 = 44,388.72 : x
  2. Step 2: Convert to fraction form
    162,707.76/244,036.56 = 44,388.72/x
  3. Step 3: Cross multiply
    162,707.76x = 244,036.56 × 44,388.72
  4. Step 4: Simplify right side
    162,707.76x = 10,832,470,531.60
  5. Step 5: Solve for x
    x = 10,832,470,531.60/162,707.76
  6. Step 6: Final answer
    x = 66,576.24

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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.