Home / 39,955.08-59,922.24-11,868.53

Finding the Fourth Proportional to 39,955.08, 59,922.24 and 11,868.53

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Solution

The fourth proportional to 39,955.08, 59,922.24 and 11,868.53 is: 17,799.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,955.08 : 59,922.24 = 11,868.53 : x
  2. Step 2: Convert to fraction form
    39,955.08/59,922.24 = 11,868.53/x
  3. Step 3: Cross multiply
    39,955.08x = 59,922.24 × 11,868.53
  4. Step 4: Simplify right side
    39,955.08x = 711,188,783.70
  5. Step 5: Solve for x
    x = 711,188,783.70/39,955.08
  6. Step 6: Final answer
    x = 17,799.71

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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.