Home / 184,259.40-276,389.10-90,745.80

Finding the Fourth Proportional to 184,259.40, 276,389.10 and 90,745.80

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Solution

The fourth proportional to 184,259.40, 276,389.10 and 90,745.80 is: 136,118.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,259.40 : 276,389.10 = 90,745.80 : x
  2. Step 2: Convert to fraction form
    184,259.40/276,389.10 = 90,745.80/x
  3. Step 3: Cross multiply
    184,259.40x = 276,389.10 × 90,745.80
  4. Step 4: Simplify right side
    184,259.40x = 25,081,149,990.78
  5. Step 5: Solve for x
    x = 25,081,149,990.78/184,259.40
  6. Step 6: Final answer
    x = 136,118.70

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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.