Home / 184,721.84-254,929.20-104,156.80

Finding the Fourth Proportional to 184,721.84, 254,929.20 and 104,156.80

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Solution

The fourth proportional to 184,721.84, 254,929.20 and 104,156.80 is: 143,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,721.84 : 254,929.20 = 104,156.80 : x
  2. Step 2: Convert to fraction form
    184,721.84/254,929.20 = 104,156.80/x
  3. Step 3: Cross multiply
    184,721.84x = 254,929.20 × 104,156.80
  4. Step 4: Simplify right side
    184,721.84x = 26,552,609,698.56
  5. Step 5: Solve for x
    x = 26,552,609,698.56/184,721.84
  6. Step 6: Final answer
    x = 143,743.75

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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.