Home / 203,623.91-281,166.09-127,232

Finding the Fourth Proportional to 203,623.91, 281,166.09 and 127,232

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Solution

The fourth proportional to 203,623.91, 281,166.09 and 127,232 is: 175,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,623.91 : 281,166.09 = 127,232 : x
  2. Step 2: Convert to fraction form
    203,623.91/281,166.09 = 127,232/x
  3. Step 3: Cross multiply
    203,623.91x = 281,166.09 × 127,232
  4. Step 4: Simplify right side
    203,623.91x = 35,773,323,962.88
  5. Step 5: Solve for x
    x = 35,773,323,962.88/203,623.91
  6. Step 6: Final answer
    x = 175,683.32

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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.