Home / 301,749.90-416,421.81-165,792.33

Finding the Fourth Proportional to 301,749.90, 416,421.81 and 165,792.33

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Solution

The fourth proportional to 301,749.90, 416,421.81 and 165,792.33 is: 228,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,749.90 : 416,421.81 = 165,792.33 : x
  2. Step 2: Convert to fraction form
    301,749.90/416,421.81 = 165,792.33/x
  3. Step 3: Cross multiply
    301,749.90x = 416,421.81 × 165,792.33
  4. Step 4: Simplify right side
    301,749.90x = 69,039,542,142.72
  5. Step 5: Solve for x
    x = 69,039,542,142.72/301,749.90
  6. Step 6: Final answer
    x = 228,797.23

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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.