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Finding the Fourth Proportional to 145,744.50, 201,214.89 and 95,530.98

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Solution

The fourth proportional to 145,744.50, 201,214.89 and 95,530.98 is: 131,890.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,744.50 : 201,214.89 = 95,530.98 : x
  2. Step 2: Convert to fraction form
    145,744.50/201,214.89 = 95,530.98/x
  3. Step 3: Cross multiply
    145,744.50x = 201,214.89 × 95,530.98
  4. Step 4: Simplify right side
    145,744.50x = 19,222,255,632.29
  5. Step 5: Solve for x
    x = 19,222,255,632.29/145,744.50
  6. Step 6: Final answer
    x = 131,890.09

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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.