Home / 234,941.42-324,222.27-127,512.74

Finding the Fourth Proportional to 234,941.42, 324,222.27 and 127,512.74

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Solution

The fourth proportional to 234,941.42, 324,222.27 and 127,512.74 is: 175,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,941.42 : 324,222.27 = 127,512.74 : x
  2. Step 2: Convert to fraction form
    234,941.42/324,222.27 = 127,512.74/x
  3. Step 3: Cross multiply
    234,941.42x = 324,222.27 × 127,512.74
  4. Step 4: Simplify right side
    234,941.42x = 41,342,470,016.72
  5. Step 5: Solve for x
    x = 41,342,470,016.72/234,941.42
  6. Step 6: Final answer
    x = 175,969.27

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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.