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Finding the Fourth Proportional to 101,599.84, 141,052.36 and 98,558.56

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Solution

The fourth proportional to 101,599.84, 141,052.36 and 98,558.56 is: 136,830.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,599.84 : 141,052.36 = 98,558.56 : x
  2. Step 2: Convert to fraction form
    101,599.84/141,052.36 = 98,558.56/x
  3. Step 3: Cross multiply
    101,599.84x = 141,052.36 × 98,558.56
  4. Step 4: Simplify right side
    101,599.84x = 13,901,917,486.20
  5. Step 5: Solve for x
    x = 13,901,917,486.20/101,599.84
  6. Step 6: Final answer
    x = 136,830.11

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.