Home / 171,467.82-257,107.77-53,106.30

Finding the Fourth Proportional to 171,467.82, 257,107.77 and 53,106.30

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Solution

The fourth proportional to 171,467.82, 257,107.77 and 53,106.30 is: 79,630.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,467.82 : 257,107.77 = 53,106.30 : x
  2. Step 2: Convert to fraction form
    171,467.82/257,107.77 = 53,106.30/x
  3. Step 3: Cross multiply
    171,467.82x = 257,107.77 × 53,106.30
  4. Step 4: Simplify right side
    171,467.82x = 13,654,042,365.95
  5. Step 5: Solve for x
    x = 13,654,042,365.95/171,467.82
  6. Step 6: Final answer
    x = 79,630.35

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1.5x scale

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.