Home / 40,869.40-61,223.10-35,998.60

Finding the Fourth Proportional to 40,869.40, 61,223.10 and 35,998.60

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Solution

The fourth proportional to 40,869.40, 61,223.10 and 35,998.60 is: 53,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,869.40 : 61,223.10 = 35,998.60 : x
  2. Step 2: Convert to fraction form
    40,869.40/61,223.10 = 35,998.60/x
  3. Step 3: Cross multiply
    40,869.40x = 61,223.10 × 35,998.60
  4. Step 4: Simplify right side
    40,869.40x = 2,203,945,887.66
  5. Step 5: Solve for x
    x = 2,203,945,887.66/40,869.40
  6. Step 6: Final answer
    x = 53,926.55

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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.