Home / 171,973.08-257,596.20-108,760.68

Finding the Fourth Proportional to 171,973.08, 257,596.20 and 108,760.68

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Solution

The fourth proportional to 171,973.08, 257,596.20 and 108,760.68 is: 162,911.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,973.08 : 257,596.20 = 108,760.68 : x
  2. Step 2: Convert to fraction form
    171,973.08/257,596.20 = 108,760.68/x
  3. Step 3: Cross multiply
    171,973.08x = 257,596.20 × 108,760.68
  4. Step 4: Simplify right side
    171,973.08x = 28,016,337,877.42
  5. Step 5: Solve for x
    x = 28,016,337,877.42/171,973.08
  6. Step 6: Final answer
    x = 162,911.18

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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.