Home / 203,702.14-281,104.72-113,052.84

Finding the Fourth Proportional to 203,702.14, 281,104.72 and 113,052.84

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Solution

The fourth proportional to 203,702.14, 281,104.72 and 113,052.84 is: 156,010.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,702.14 : 281,104.72 = 113,052.84 : x
  2. Step 2: Convert to fraction form
    203,702.14/281,104.72 = 113,052.84/x
  3. Step 3: Cross multiply
    203,702.14x = 281,104.72 × 113,052.84
  4. Step 4: Simplify right side
    203,702.14x = 31,779,686,933.40
  5. Step 5: Solve for x
    x = 31,779,686,933.40/203,702.14
  6. Step 6: Final answer
    x = 156,010.57

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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.