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Finding the Fourth Proportional to 99,846.99, 149,726.73 and 37,473.75

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Solution

The fourth proportional to 99,846.99, 149,726.73 and 37,473.75 is: 56,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,846.99 : 149,726.73 = 37,473.75 : x
  2. Step 2: Convert to fraction form
    99,846.99/149,726.73 = 37,473.75/x
  3. Step 3: Cross multiply
    99,846.99x = 149,726.73 × 37,473.75
  4. Step 4: Simplify right side
    99,846.99x = 5,610,822,048.34
  5. Step 5: Solve for x
    x = 5,610,822,048.34/99,846.99
  6. Step 6: Final answer
    x = 56,194.20

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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.