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Finding the Fourth Proportional to 104,419.76, 144,098.88 and 59,096.48

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Solution

The fourth proportional to 104,419.76, 144,098.88 and 59,096.48 is: 81,552.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,419.76 : 144,098.88 = 59,096.48 : x
  2. Step 2: Convert to fraction form
    104,419.76/144,098.88 = 59,096.48/x
  3. Step 3: Cross multiply
    104,419.76x = 144,098.88 × 59,096.48
  4. Step 4: Simplify right side
    104,419.76x = 8,515,736,579.94
  5. Step 5: Solve for x
    x = 8,515,736,579.94/104,419.76
  6. Step 6: Final answer
    x = 81,552.92

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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.