Home / 171,497.08-257,255.34-53,185.24

Finding the Fourth Proportional to 171,497.08, 257,255.34 and 53,185.24

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Solution

The fourth proportional to 171,497.08, 257,255.34 and 53,185.24 is: 79,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,497.08 : 257,255.34 = 53,185.24 : x
  2. Step 2: Convert to fraction form
    171,497.08/257,255.34 = 53,185.24/x
  3. Step 3: Cross multiply
    171,497.08x = 257,255.34 × 53,185.24
  4. Step 4: Simplify right side
    171,497.08x = 13,682,186,999.18
  5. Step 5: Solve for x
    x = 13,682,186,999.18/171,497.08
  6. Step 6: Final answer
    x = 79,780.87

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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.