Home / 234,942.15-324,220.48-127,512.18

Finding the Fourth Proportional to 234,942.15, 324,220.48 and 127,512.18

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Solution

The fourth proportional to 234,942.15, 324,220.48 and 127,512.18 is: 175,966.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,942.15 : 324,220.48 = 127,512.18 : x
  2. Step 2: Convert to fraction form
    234,942.15/324,220.48 = 127,512.18/x
  3. Step 3: Cross multiply
    234,942.15x = 324,220.48 × 127,512.18
  4. Step 4: Simplify right side
    234,942.15x = 41,342,059,886.67
  5. Step 5: Solve for x
    x = 41,342,059,886.67/234,942.15
  6. Step 6: Final answer
    x = 175,966.98

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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.