Home / 374,301.46-561,285.42-107,998.70

Finding the Fourth Proportional to 374,301.46, 561,285.42 and 107,998.70

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Solution

The fourth proportional to 374,301.46, 561,285.42 and 107,998.70 is: 161,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,301.46 : 561,285.42 = 107,998.70 : x
  2. Step 2: Convert to fraction form
    374,301.46/561,285.42 = 107,998.70/x
  3. Step 3: Cross multiply
    374,301.46x = 561,285.42 × 107,998.70
  4. Step 4: Simplify right side
    374,301.46x = 60,618,095,688.95
  5. Step 5: Solve for x
    x = 60,618,095,688.95/374,301.46
  6. Step 6: Final answer
    x = 161,949.93

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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.