Home / 245,718.53-339,196.19-165,192.75

Finding the Fourth Proportional to 245,718.53, 339,196.19 and 165,192.75

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Solution

The fourth proportional to 245,718.53, 339,196.19 and 165,192.75 is: 228,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,718.53 : 339,196.19 = 165,192.75 : x
  2. Step 2: Convert to fraction form
    245,718.53/339,196.19 = 165,192.75/x
  3. Step 3: Cross multiply
    245,718.53x = 339,196.19 × 165,192.75
  4. Step 4: Simplify right side
    245,718.53x = 56,032,750,589.66
  5. Step 5: Solve for x
    x = 56,032,750,589.66/245,718.53
  6. Step 6: Final answer
    x = 228,036.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.