Home / 39,829.42-59,738.36-11,748.08

Finding the Fourth Proportional to 39,829.42, 59,738.36 and 11,748.08

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Solution

The fourth proportional to 39,829.42, 59,738.36 and 11,748.08 is: 17,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,829.42 : 59,738.36 = 11,748.08 : x
  2. Step 2: Convert to fraction form
    39,829.42/59,738.36 = 11,748.08/x
  3. Step 3: Cross multiply
    39,829.42x = 59,738.36 × 11,748.08
  4. Step 4: Simplify right side
    39,829.42x = 701,811,223.01
  5. Step 5: Solve for x
    x = 701,811,223.01/39,829.42
  6. Step 6: Final answer
    x = 17,620.42

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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.