Home / 168,783.54-252,953.82-124,201.55

Finding the Fourth Proportional to 168,783.54, 252,953.82 and 124,201.55

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Solution

The fourth proportional to 168,783.54, 252,953.82 and 124,201.55 is: 186,139.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,783.54 : 252,953.82 = 124,201.55 : x
  2. Step 2: Convert to fraction form
    168,783.54/252,953.82 = 124,201.55/x
  3. Step 3: Cross multiply
    168,783.54x = 252,953.82 × 124,201.55
  4. Step 4: Simplify right side
    168,783.54x = 31,417,255,257.65
  5. Step 5: Solve for x
    x = 31,417,255,257.65/168,783.54
  6. Step 6: Final answer
    x = 186,139.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.