Home / 52,388.37-72,292.10-31,163.67

Finding the Fourth Proportional to 52,388.37, 72,292.10 and 31,163.67

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Solution

The fourth proportional to 52,388.37, 72,292.10 and 31,163.67 is: 43,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,388.37 : 72,292.10 = 31,163.67 : x
  2. Step 2: Convert to fraction form
    52,388.37/72,292.10 = 31,163.67/x
  3. Step 3: Cross multiply
    52,388.37x = 72,292.10 × 31,163.67
  4. Step 4: Simplify right side
    52,388.37x = 2,252,886,992.19
  5. Step 5: Solve for x
    x = 2,252,886,992.19/52,388.37
  6. Step 6: Final answer
    x = 43,003.57

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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.