Home / 40,114.50-55,234.38-35,630.46

Finding the Fourth Proportional to 40,114.50, 55,234.38 and 35,630.46

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Solution

The fourth proportional to 40,114.50, 55,234.38 and 35,630.46 is: 49,060.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,114.50 : 55,234.38 = 35,630.46 : x
  2. Step 2: Convert to fraction form
    40,114.50/55,234.38 = 35,630.46/x
  3. Step 3: Cross multiply
    40,114.50x = 55,234.38 × 35,630.46
  4. Step 4: Simplify right side
    40,114.50x = 1,968,026,367.21
  5. Step 5: Solve for x
    x = 1,968,026,367.21/40,114.50
  6. Step 6: Final answer
    x = 49,060.22

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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.