Home / 40,099.56-55,338.69-23,102.47

Finding the Fourth Proportional to 40,099.56, 55,338.69 and 23,102.47

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Solution

The fourth proportional to 40,099.56, 55,338.69 and 23,102.47 is: 31,882.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,099.56 : 55,338.69 = 23,102.47 : x
  2. Step 2: Convert to fraction form
    40,099.56/55,338.69 = 23,102.47/x
  3. Step 3: Cross multiply
    40,099.56x = 55,338.69 × 23,102.47
  4. Step 4: Simplify right side
    40,099.56x = 1,278,460,270.09
  5. Step 5: Solve for x
    x = 1,278,460,270.09/40,099.56
  6. Step 6: Final answer
    x = 31,882.16

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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.