Home / 194,404.16-268,394.08-127,452.80

Finding the Fourth Proportional to 194,404.16, 268,394.08 and 127,452.80

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Solution

The fourth proportional to 194,404.16, 268,394.08 and 127,452.80 is: 175,961.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,404.16 : 268,394.08 = 127,452.80 : x
  2. Step 2: Convert to fraction form
    194,404.16/268,394.08 = 127,452.80/x
  3. Step 3: Cross multiply
    194,404.16x = 268,394.08 × 127,452.80
  4. Step 4: Simplify right side
    194,404.16x = 34,207,576,999.42
  5. Step 5: Solve for x
    x = 34,207,576,999.42/194,404.16
  6. Step 6: Final answer
    x = 175,961.14

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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.