Home / 215,647.58-297,594.88-125,057.33

Finding the Fourth Proportional to 215,647.58, 297,594.88 and 125,057.33

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Solution

The fourth proportional to 215,647.58, 297,594.88 and 125,057.33 is: 172,579.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,647.58 : 297,594.88 = 125,057.33 : x
  2. Step 2: Convert to fraction form
    215,647.58/297,594.88 = 125,057.33/x
  3. Step 3: Cross multiply
    215,647.58x = 297,594.88 × 125,057.33
  4. Step 4: Simplify right side
    215,647.58x = 37,216,422,014.78
  5. Step 5: Solve for x
    x = 37,216,422,014.78/215,647.58
  6. Step 6: Final answer
    x = 172,579.82

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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.