Home / 194,501.35-268,416.61-108,459.50

Finding the Fourth Proportional to 194,501.35, 268,416.61 and 108,459.50

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Solution

The fourth proportional to 194,501.35, 268,416.61 and 108,459.50 is: 149,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,501.35 : 268,416.61 = 108,459.50 : x
  2. Step 2: Convert to fraction form
    194,501.35/268,416.61 = 108,459.50/x
  3. Step 3: Cross multiply
    194,501.35x = 268,416.61 × 108,459.50
  4. Step 4: Simplify right side
    194,501.35x = 29,112,330,241.36
  5. Step 5: Solve for x
    x = 29,112,330,241.36/194,501.35
  6. Step 6: Final answer
    x = 149,676.75

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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.