Home / 52,422.36-72,343.11-31,202.39

Finding the Fourth Proportional to 52,422.36, 72,343.11 and 31,202.39

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Solution

The fourth proportional to 52,422.36, 72,343.11 and 31,202.39 is: 43,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,422.36 : 72,343.11 = 31,202.39 : x
  2. Step 2: Convert to fraction form
    52,422.36/72,343.11 = 31,202.39/x
  3. Step 3: Cross multiply
    52,422.36x = 72,343.11 × 31,202.39
  4. Step 4: Simplify right side
    52,422.36x = 2,257,277,570.32
  5. Step 5: Solve for x
    x = 2,257,277,570.32/52,422.36
  6. Step 6: Final answer
    x = 43,059.44

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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.