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Finding the Fourth Proportional to 88,644.59, 122,320.10 and 49,881.74

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Solution

The fourth proportional to 88,644.59, 122,320.10 and 49,881.74 is: 68,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,644.59 : 122,320.10 = 49,881.74 : x
  2. Step 2: Convert to fraction form
    88,644.59/122,320.10 = 49,881.74/x
  3. Step 3: Cross multiply
    88,644.59x = 122,320.10 × 49,881.74
  4. Step 4: Simplify right side
    88,644.59x = 6,101,538,889.82
  5. Step 5: Solve for x
    x = 6,101,538,889.82/88,644.59
  6. Step 6: Final answer
    x = 68,831.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.