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Finding the Fourth Proportional to 98,124.84, 136,067.13 and 94,800.60

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Solution

The fourth proportional to 98,124.84, 136,067.13 and 94,800.60 is: 131,457.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,124.84 : 136,067.13 = 94,800.60 : x
  2. Step 2: Convert to fraction form
    98,124.84/136,067.13 = 94,800.60/x
  3. Step 3: Cross multiply
    98,124.84x = 136,067.13 × 94,800.60
  4. Step 4: Simplify right side
    98,124.84x = 12,899,245,564.28
  5. Step 5: Solve for x
    x = 12,899,245,564.28/98,124.84
  6. Step 6: Final answer
    x = 131,457.49

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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.