Home / 190,623.54-285,898.41-64,250.48

Finding the Fourth Proportional to 190,623.54, 285,898.41 and 64,250.48

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Solution

The fourth proportional to 190,623.54, 285,898.41 and 64,250.48 is: 96,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,623.54 : 285,898.41 = 64,250.48 : x
  2. Step 2: Convert to fraction form
    190,623.54/285,898.41 = 64,250.48/x
  3. Step 3: Cross multiply
    190,623.54x = 285,898.41 × 64,250.48
  4. Step 4: Simplify right side
    190,623.54x = 18,369,110,788.48
  5. Step 5: Solve for x
    x = 18,369,110,788.48/190,623.54
  6. Step 6: Final answer
    x = 96,363.28

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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.