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Finding the Fourth Proportional to 123,460.44, 185,152.36 and 44,564.40

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Solution

The fourth proportional to 123,460.44, 185,152.36 and 44,564.40 is: 66,832.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,460.44 : 185,152.36 = 44,564.40 : x
  2. Step 2: Convert to fraction form
    123,460.44/185,152.36 = 44,564.40/x
  3. Step 3: Cross multiply
    123,460.44x = 185,152.36 × 44,564.40
  4. Step 4: Simplify right side
    123,460.44x = 8,251,203,831.98
  5. Step 5: Solve for x
    x = 8,251,203,831.98/123,460.44
  6. Step 6: Final answer
    x = 66,832.78

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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.