Home / 184,943.20-255,221.99-103,271.05

Finding the Fourth Proportional to 184,943.20, 255,221.99 and 103,271.05

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Solution

The fourth proportional to 184,943.20, 255,221.99 and 103,271.05 is: 142,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,943.20 : 255,221.99 = 103,271.05 : x
  2. Step 2: Convert to fraction form
    184,943.20/255,221.99 = 103,271.05/x
  3. Step 3: Cross multiply
    184,943.20x = 255,221.99 × 103,271.05
  4. Step 4: Simplify right side
    184,943.20x = 26,357,043,080.33
  5. Step 5: Solve for x
    x = 26,357,043,080.33/184,943.20
  6. Step 6: Final answer
    x = 142,514.26

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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.