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Finding the Fourth Proportional to 164,991.88, 247,488.73 and 59,808.11

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Solution

The fourth proportional to 164,991.88, 247,488.73 and 59,808.11 is: 89,712.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,991.88 : 247,488.73 = 59,808.11 : x
  2. Step 2: Convert to fraction form
    164,991.88/247,488.73 = 59,808.11/x
  3. Step 3: Cross multiply
    164,991.88x = 247,488.73 × 59,808.11
  4. Step 4: Simplify right side
    164,991.88x = 14,801,833,656.80
  5. Step 5: Solve for x
    x = 14,801,833,656.80/164,991.88
  6. Step 6: Final answer
    x = 89,712.50

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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.