Home / 171,490.37-257,194.04-71,596.31

Finding the Fourth Proportional to 171,490.37, 257,194.04 and 71,596.31

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Solution

The fourth proportional to 171,490.37, 257,194.04 and 71,596.31 is: 107,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,490.37 : 257,194.04 = 71,596.31 : x
  2. Step 2: Convert to fraction form
    171,490.37/257,194.04 = 71,596.31/x
  3. Step 3: Cross multiply
    171,490.37x = 257,194.04 × 71,596.31
  4. Step 4: Simplify right side
    171,490.37x = 18,414,142,574.04
  5. Step 5: Solve for x
    x = 18,414,142,574.04/171,490.37
  6. Step 6: Final answer
    x = 107,377.13

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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.