Home / 40,534.36-60,816.56-13,883.00

Finding the Fourth Proportional to 40,534.36, 60,816.56 and 13,883.00

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Solution

The fourth proportional to 40,534.36, 60,816.56 and 13,883.00 is: 20,829.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,534.36 : 60,816.56 = 13,883.00 : x
  2. Step 2: Convert to fraction form
    40,534.36/60,816.56 = 13,883.00/x
  3. Step 3: Cross multiply
    40,534.36x = 60,816.56 × 13,883.00
  4. Step 4: Simplify right side
    40,534.36x = 844,315,928.98
  5. Step 5: Solve for x
    x = 844,315,928.98/40,534.36
  6. Step 6: Final answer
    x = 20,829.64

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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.