Home / 39,949.60-59,924.88-11,868.98

Finding the Fourth Proportional to 39,949.60, 59,924.88 and 11,868.98

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Solution

The fourth proportional to 39,949.60, 59,924.88 and 11,868.98 is: 17,803.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,949.60 : 59,924.88 = 11,868.98 : x
  2. Step 2: Convert to fraction form
    39,949.60/59,924.88 = 11,868.98/x
  3. Step 3: Cross multiply
    39,949.60x = 59,924.88 × 11,868.98
  4. Step 4: Simplify right side
    39,949.60x = 711,247,202.22
  5. Step 5: Solve for x
    x = 711,247,202.22/39,949.60
  6. Step 6: Final answer
    x = 17,803.61

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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.