Home / 61,303.37-91,953.23-16,932.78

Finding the Fourth Proportional to 61,303.37, 91,953.23 and 16,932.78

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Solution

The fourth proportional to 61,303.37, 91,953.23 and 16,932.78 is: 25,398.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,303.37 : 91,953.23 = 16,932.78 : x
  2. Step 2: Convert to fraction form
    61,303.37/91,953.23 = 16,932.78/x
  3. Step 3: Cross multiply
    61,303.37x = 91,953.23 × 16,932.78
  4. Step 4: Simplify right side
    61,303.37x = 1,557,023,729.22
  5. Step 5: Solve for x
    x = 1,557,023,729.22/61,303.37
  6. Step 6: Final answer
    x = 25,398.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.