Home / 185,794.26-256,387.48-105,222.36

Finding the Fourth Proportional to 185,794.26, 256,387.48 and 105,222.36

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Solution

The fourth proportional to 185,794.26, 256,387.48 and 105,222.36 is: 145,201.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,794.26 : 256,387.48 = 105,222.36 : x
  2. Step 2: Convert to fraction form
    185,794.26/256,387.48 = 105,222.36/x
  3. Step 3: Cross multiply
    185,794.26x = 256,387.48 × 105,222.36
  4. Step 4: Simplify right side
    185,794.26x = 26,977,695,720.05
  5. Step 5: Solve for x
    x = 26,977,695,720.05/185,794.26
  6. Step 6: Final answer
    x = 145,201.99

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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.