Home / 293,698.10-405,289.69-166,374.74

Finding the Fourth Proportional to 293,698.10, 405,289.69 and 166,374.74

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Solution

The fourth proportional to 293,698.10, 405,289.69 and 166,374.74 is: 229,589.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,698.10 : 405,289.69 = 166,374.74 : x
  2. Step 2: Convert to fraction form
    293,698.10/405,289.69 = 166,374.74/x
  3. Step 3: Cross multiply
    293,698.10x = 405,289.69 × 166,374.74
  4. Step 4: Simplify right side
    293,698.10x = 67,429,964,356.05
  5. Step 5: Solve for x
    x = 67,429,964,356.05/293,698.10
  6. Step 6: Final answer
    x = 229,589.38

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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.