Home / 215,647.52-297,594.80-125,057.27

Finding the Fourth Proportional to 215,647.52, 297,594.80 and 125,057.27

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Solution

The fourth proportional to 215,647.52, 297,594.80 and 125,057.27 is: 172,579.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,647.52 : 297,594.80 = 125,057.27 : x
  2. Step 2: Convert to fraction form
    215,647.52/297,594.80 = 125,057.27/x
  3. Step 3: Cross multiply
    215,647.52x = 297,594.80 × 125,057.27
  4. Step 4: Simplify right side
    215,647.52x = 37,216,392,628.91
  5. Step 5: Solve for x
    x = 37,216,392,628.91/215,647.52
  6. Step 6: Final answer
    x = 172,579.74

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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.