Home / 53,657.12-80,493.36-16,724

Finding the Fourth Proportional to 53,657.12, 80,493.36 and 16,724

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Solution

The fourth proportional to 53,657.12, 80,493.36 and 16,724 is: 25,088.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,657.12 : 80,493.36 = 16,724 : x
  2. Step 2: Convert to fraction form
    53,657.12/80,493.36 = 16,724/x
  3. Step 3: Cross multiply
    53,657.12x = 80,493.36 × 16,724
  4. Step 4: Simplify right side
    53,657.12x = 1,346,170,952.64
  5. Step 5: Solve for x
    x = 1,346,170,952.64/53,657.12
  6. Step 6: Final answer
    x = 25,088.39

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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.