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Finding the Fourth Proportional to 110,800.39, 152,905.98 and 63,054.94

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Solution

The fourth proportional to 110,800.39, 152,905.98 and 63,054.94 is: 87,016.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,800.39 : 152,905.98 = 63,054.94 : x
  2. Step 2: Convert to fraction form
    110,800.39/152,905.98 = 63,054.94/x
  3. Step 3: Cross multiply
    110,800.39x = 152,905.98 × 63,054.94
  4. Step 4: Simplify right side
    110,800.39x = 9,641,477,394.54
  5. Step 5: Solve for x
    x = 9,641,477,394.54/110,800.39
  6. Step 6: Final answer
    x = 87,016.64

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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.