Home / 171,433.14-257,129.24-45,083.23

Finding the Fourth Proportional to 171,433.14, 257,129.24 and 45,083.23

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Solution

The fourth proportional to 171,433.14, 257,129.24 and 45,083.23 is: 67,619.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,433.14 : 257,129.24 = 45,083.23 : x
  2. Step 2: Convert to fraction form
    171,433.14/257,129.24 = 45,083.23/x
  3. Step 3: Cross multiply
    171,433.14x = 257,129.24 × 45,083.23
  4. Step 4: Simplify right side
    171,433.14x = 11,592,216,666.65
  5. Step 5: Solve for x
    x = 11,592,216,666.65/171,433.14
  6. Step 6: Final answer
    x = 67,619.46

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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.