Home / 279,737.22-419,971.70-166,092.50

Finding the Fourth Proportional to 279,737.22, 419,971.70 and 166,092.50

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Solution

The fourth proportional to 279,737.22, 419,971.70 and 166,092.50 is: 249,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,737.22 : 419,971.70 = 166,092.50 : x
  2. Step 2: Convert to fraction form
    279,737.22/419,971.70 = 166,092.50/x
  3. Step 3: Cross multiply
    279,737.22x = 419,971.70 × 166,092.50
  4. Step 4: Simplify right side
    279,737.22x = 69,754,149,582.25
  5. Step 5: Solve for x
    x = 69,754,149,582.25/279,737.22
  6. Step 6: Final answer
    x = 249,355.98

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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.