Home / 171,933.39-257,887.85-45,570.83

Finding the Fourth Proportional to 171,933.39, 257,887.85 and 45,570.83

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Solution

The fourth proportional to 171,933.39, 257,887.85 and 45,570.83 is: 68,352.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,933.39 : 257,887.85 = 45,570.83 : x
  2. Step 2: Convert to fraction form
    171,933.39/257,887.85 = 45,570.83/x
  3. Step 3: Cross multiply
    171,933.39x = 257,887.85 × 45,570.83
  4. Step 4: Simplify right side
    171,933.39x = 11,752,161,854.12
  5. Step 5: Solve for x
    x = 11,752,161,854.12/171,933.39
  6. Step 6: Final answer
    x = 68,352.99

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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.