Home / 31,965.54-47,924.68-10,900.01

Finding the Fourth Proportional to 31,965.54, 47,924.68 and 10,900.01

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Solution

The fourth proportional to 31,965.54, 47,924.68 and 10,900.01 is: 16,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.54 : 47,924.68 = 10,900.01 : x
  2. Step 2: Convert to fraction form
    31,965.54/47,924.68 = 10,900.01/x
  3. Step 3: Cross multiply
    31,965.54x = 47,924.68 × 10,900.01
  4. Step 4: Simplify right side
    31,965.54x = 522,379,224.37
  5. Step 5: Solve for x
    x = 522,379,224.37/31,965.54
  6. Step 6: Final answer
    x = 16,341.95

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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.