Home / 201,664.70-302,497.05-192,807.35

Finding the Fourth Proportional to 201,664.70, 302,497.05 and 192,807.35

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Solution

The fourth proportional to 201,664.70, 302,497.05 and 192,807.35 is: 289,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,664.70 : 302,497.05 = 192,807.35 : x
  2. Step 2: Convert to fraction form
    201,664.70/302,497.05 = 192,807.35/x
  3. Step 3: Cross multiply
    201,664.70x = 302,497.05 × 192,807.35
  4. Step 4: Simplify right side
    201,664.70x = 58,323,654,593.32
  5. Step 5: Solve for x
    x = 58,323,654,593.32/201,664.70
  6. Step 6: Final answer
    x = 289,211.03

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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.