Home / 293,742.75-405,367.47-159,606.75

Finding the Fourth Proportional to 293,742.75, 405,367.47 and 159,606.75

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Solution

The fourth proportional to 293,742.75, 405,367.47 and 159,606.75 is: 220,258.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,742.75 : 405,367.47 = 159,606.75 : x
  2. Step 2: Convert to fraction form
    293,742.75/405,367.47 = 159,606.75/x
  3. Step 3: Cross multiply
    293,742.75x = 405,367.47 × 159,606.75
  4. Step 4: Simplify right side
    293,742.75x = 64,699,384,442.42
  5. Step 5: Solve for x
    x = 64,699,384,442.42/293,742.75
  6. Step 6: Final answer
    x = 220,258.66

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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.