Home / 172,181.07-237,629.12-104,235.48

Finding the Fourth Proportional to 172,181.07, 237,629.12 and 104,235.48

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Solution

The fourth proportional to 172,181.07, 237,629.12 and 104,235.48 is: 143,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,181.07 : 237,629.12 = 104,235.48 : x
  2. Step 2: Convert to fraction form
    172,181.07/237,629.12 = 104,235.48/x
  3. Step 3: Cross multiply
    172,181.07x = 237,629.12 × 104,235.48
  4. Step 4: Simplify right side
    172,181.07x = 24,769,384,864.00
  5. Step 5: Solve for x
    x = 24,769,384,864.00/172,181.07
  6. Step 6: Final answer
    x = 143,856.61

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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.