Home / 47,852.25-71,778.99-16,687.50

Finding the Fourth Proportional to 47,852.25, 71,778.99 and 16,687.50

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Solution

The fourth proportional to 47,852.25, 71,778.99 and 16,687.50 is: 25,031.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.25 : 71,778.99 = 16,687.50 : x
  2. Step 2: Convert to fraction form
    47,852.25/71,778.99 = 16,687.50/x
  3. Step 3: Cross multiply
    47,852.25x = 71,778.99 × 16,687.50
  4. Step 4: Simplify right side
    47,852.25x = 1,197,811,895.63
  5. Step 5: Solve for x
    x = 1,197,811,895.63/47,852.25
  6. Step 6: Final answer
    x = 25,031.46

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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.