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Finding the Fourth Proportional to 99,394.40, 149,091.96 and 37,064

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Solution

The fourth proportional to 99,394.40, 149,091.96 and 37,064 is: 55,596.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,394.40 : 149,091.96 = 37,064 : x
  2. Step 2: Convert to fraction form
    99,394.40/149,091.96 = 37,064/x
  3. Step 3: Cross multiply
    99,394.40x = 149,091.96 × 37,064
  4. Step 4: Simplify right side
    99,394.40x = 5,525,944,405.44
  5. Step 5: Solve for x
    x = 5,525,944,405.44/99,394.40
  6. Step 6: Final answer
    x = 55,596.13

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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.