Home / 235,076.49-324,397.17-127,644.30

Finding the Fourth Proportional to 235,076.49, 324,397.17 and 127,644.30

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Solution

The fourth proportional to 235,076.49, 324,397.17 and 127,644.30 is: 176,144.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,076.49 : 324,397.17 = 127,644.30 : x
  2. Step 2: Convert to fraction form
    235,076.49/324,397.17 = 127,644.30/x
  3. Step 3: Cross multiply
    235,076.49x = 324,397.17 × 127,644.30
  4. Step 4: Simplify right side
    235,076.49x = 41,407,449,686.63
  5. Step 5: Solve for x
    x = 41,407,449,686.63/235,076.49
  6. Step 6: Final answer
    x = 176,144.58

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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.