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Finding the Fourth Proportional to 148,494.66, 204,831.81 and 88,024.83

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Solution

The fourth proportional to 148,494.66, 204,831.81 and 88,024.83 is: 121,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,494.66 : 204,831.81 = 88,024.83 : x
  2. Step 2: Convert to fraction form
    148,494.66/204,831.81 = 88,024.83/x
  3. Step 3: Cross multiply
    148,494.66x = 204,831.81 × 88,024.83
  4. Step 4: Simplify right side
    148,494.66x = 18,030,285,253.84
  5. Step 5: Solve for x
    x = 18,030,285,253.84/148,494.66
  6. Step 6: Final answer
    x = 121,420.43

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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.