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Finding the Fourth Proportional to 190,507.70, 285,932.87 and 101,837

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Solution

The fourth proportional to 190,507.70, 285,932.87 and 101,837 is: 152,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,507.70 : 285,932.87 = 101,837 : x
  2. Step 2: Convert to fraction form
    190,507.70/285,932.87 = 101,837/x
  3. Step 3: Cross multiply
    190,507.70x = 285,932.87 × 101,837
  4. Step 4: Simplify right side
    190,507.70x = 29,118,545,682.19
  5. Step 5: Solve for x
    x = 29,118,545,682.19/190,507.70
  6. Step 6: Final answer
    x = 152,847.08

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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.