Home / 215,550.37-297,432.55-124,904.68

Finding the Fourth Proportional to 215,550.37, 297,432.55 and 124,904.68

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Solution

The fourth proportional to 215,550.37, 297,432.55 and 124,904.68 is: 172,352.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,550.37 : 297,432.55 = 124,904.68 : x
  2. Step 2: Convert to fraction form
    215,550.37/297,432.55 = 124,904.68/x
  3. Step 3: Cross multiply
    215,550.37x = 297,432.55 × 124,904.68
  4. Step 4: Simplify right side
    215,550.37x = 37,150,715,367.65
  5. Step 5: Solve for x
    x = 37,150,715,367.65/215,550.37
  6. Step 6: Final answer
    x = 172,352.83

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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.