Home / 277,941.36-417,469.98-165,840.36

Finding the Fourth Proportional to 277,941.36, 417,469.98 and 165,840.36

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Solution

The fourth proportional to 277,941.36, 417,469.98 and 165,840.36 is: 249,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,941.36 : 417,469.98 = 165,840.36 : x
  2. Step 2: Convert to fraction form
    277,941.36/417,469.98 = 165,840.36/x
  3. Step 3: Cross multiply
    277,941.36x = 417,469.98 × 165,840.36
  4. Step 4: Simplify right side
    277,941.36x = 69,233,371,772.39
  5. Step 5: Solve for x
    x = 69,233,371,772.39/277,941.36
  6. Step 6: Final answer
    x = 249,093.45

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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.