Home / 40,114.54-55,359.34-23,117.44

Finding the Fourth Proportional to 40,114.54, 55,359.34 and 23,117.44

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Solution

The fourth proportional to 40,114.54, 55,359.34 and 23,117.44 is: 31,902.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.54 : 55,359.34 = 23,117.44 : x
  2. Step 2: Convert to fraction form
    40,114.54/55,359.34 = 23,117.44/x
  3. Step 3: Cross multiply
    40,114.54x = 55,359.34 × 23,117.44
  4. Step 4: Simplify right side
    40,114.54x = 1,279,766,220.89
  5. Step 5: Solve for x
    x = 1,279,766,220.89/40,114.54
  6. Step 6: Final answer
    x = 31,902.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.