Home / 184,921.83-255,192.39-100,038.69

Finding the Fourth Proportional to 184,921.83, 255,192.39 and 100,038.69

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Solution

The fourth proportional to 184,921.83, 255,192.39 and 100,038.69 is: 138,053.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,921.83 : 255,192.39 = 100,038.69 : x
  2. Step 2: Convert to fraction form
    184,921.83/255,192.39 = 100,038.69/x
  3. Step 3: Cross multiply
    184,921.83x = 255,192.39 × 100,038.69
  4. Step 4: Simplify right side
    184,921.83x = 25,529,112,393.57
  5. Step 5: Solve for x
    x = 25,529,112,393.57/184,921.83
  6. Step 6: Final answer
    x = 138,053.54

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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.