Home / 53,847.96-80,772-14,405.05

Finding the Fourth Proportional to 53,847.96, 80,772 and 14,405.05

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Solution

The fourth proportional to 53,847.96, 80,772 and 14,405.05 is: 21,607.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,847.96 : 80,772 = 14,405.05 : x
  2. Step 2: Convert to fraction form
    53,847.96/80,772 = 14,405.05/x
  3. Step 3: Cross multiply
    53,847.96x = 80,772 × 14,405.05
  4. Step 4: Simplify right side
    53,847.96x = 1,163,524,698.60
  5. Step 5: Solve for x
    x = 1,163,524,698.60/53,847.96
  6. Step 6: Final answer
    x = 21,607.59

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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.