Home / 40,561.09-55,943.44-34,905.36

Finding the Fourth Proportional to 40,561.09, 55,943.44 and 34,905.36

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Solution

The fourth proportional to 40,561.09, 55,943.44 and 34,905.36 is: 48,142.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.09 : 55,943.44 = 34,905.36 : x
  2. Step 2: Convert to fraction form
    40,561.09/55,943.44 = 34,905.36/x
  3. Step 3: Cross multiply
    40,561.09x = 55,943.44 × 34,905.36
  4. Step 4: Simplify right side
    40,561.09x = 1,952,725,912.84
  5. Step 5: Solve for x
    x = 1,952,725,912.84/40,561.09
  6. Step 6: Final answer
    x = 48,142.84

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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.