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Finding the Fourth Proportional to 136,323.36, 204,415.88 and 62,388

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Solution

The fourth proportional to 136,323.36, 204,415.88 and 62,388 is: 93,550.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,323.36 : 204,415.88 = 62,388 : x
  2. Step 2: Convert to fraction form
    136,323.36/204,415.88 = 62,388/x
  3. Step 3: Cross multiply
    136,323.36x = 204,415.88 × 62,388
  4. Step 4: Simplify right side
    136,323.36x = 12,753,097,921.44
  5. Step 5: Solve for x
    x = 12,753,097,921.44/136,323.36
  6. Step 6: Final answer
    x = 93,550.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.