Home / 194,415.48-268,285.74-109,549.56

Finding the Fourth Proportional to 194,415.48, 268,285.74 and 109,549.56

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Solution

The fourth proportional to 194,415.48, 268,285.74 and 109,549.56 is: 151,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,415.48 : 268,285.74 = 109,549.56 : x
  2. Step 2: Convert to fraction form
    194,415.48/268,285.74 = 109,549.56/x
  3. Step 3: Cross multiply
    194,415.48x = 268,285.74 × 109,549.56
  4. Step 4: Simplify right side
    194,415.48x = 29,390,584,771.27
  5. Step 5: Solve for x
    x = 29,390,584,771.27/194,415.48
  6. Step 6: Final answer
    x = 151,174.10

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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.