Home / 40,153.34-55,406.82-23,163.14

Finding the Fourth Proportional to 40,153.34, 55,406.82 and 23,163.14

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Solution

The fourth proportional to 40,153.34, 55,406.82 and 23,163.14 is: 31,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.34 : 55,406.82 = 23,163.14 : x
  2. Step 2: Convert to fraction form
    40,153.34/55,406.82 = 23,163.14/x
  3. Step 3: Cross multiply
    40,153.34x = 55,406.82 × 23,163.14
  4. Step 4: Simplify right side
    40,153.34x = 1,283,395,928.61
  5. Step 5: Solve for x
    x = 1,283,395,928.61/40,153.34
  6. Step 6: Final answer
    x = 31,962.37

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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.