Home / 171,741.44-257,686.32-92,911.20

Finding the Fourth Proportional to 171,741.44, 257,686.32 and 92,911.20

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Solution

The fourth proportional to 171,741.44, 257,686.32 and 92,911.20 is: 139,406.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,741.44 : 257,686.32 = 92,911.20 : x
  2. Step 2: Convert to fraction form
    171,741.44/257,686.32 = 92,911.20/x
  3. Step 3: Cross multiply
    171,741.44x = 257,686.32 × 92,911.20
  4. Step 4: Simplify right side
    171,741.44x = 23,941,945,214.78
  5. Step 5: Solve for x
    x = 23,941,945,214.78/171,741.44
  6. Step 6: Final answer
    x = 139,406.92

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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.