Home / 203,372.46-280,559.07-127,962.54

Finding the Fourth Proportional to 203,372.46, 280,559.07 and 127,962.54

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Solution

The fourth proportional to 203,372.46, 280,559.07 and 127,962.54 is: 176,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,372.46 : 280,559.07 = 127,962.54 : x
  2. Step 2: Convert to fraction form
    203,372.46/280,559.07 = 127,962.54/x
  3. Step 3: Cross multiply
    203,372.46x = 280,559.07 × 127,962.54
  4. Step 4: Simplify right side
    203,372.46x = 35,901,051,217.24
  5. Step 5: Solve for x
    x = 35,901,051,217.24/203,372.46
  6. Step 6: Final answer
    x = 176,528.58

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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.