Home / 107,770.49-161,656.04-37,649.80

Finding the Fourth Proportional to 107,770.49, 161,656.04 and 37,649.80

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Solution

The fourth proportional to 107,770.49, 161,656.04 and 37,649.80 is: 56,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,770.49 : 161,656.04 = 37,649.80 : x
  2. Step 2: Convert to fraction form
    107,770.49/161,656.04 = 37,649.80/x
  3. Step 3: Cross multiply
    107,770.49x = 161,656.04 × 37,649.80
  4. Step 4: Simplify right side
    107,770.49x = 6,086,317,574.79
  5. Step 5: Solve for x
    x = 6,086,317,574.79/107,770.49
  6. Step 6: Final answer
    x = 56,474.81

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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.