Home / 194,379.65-268,333.97-137,065.67

Finding the Fourth Proportional to 194,379.65, 268,333.97 and 137,065.67

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Solution

The fourth proportional to 194,379.65, 268,333.97 and 137,065.67 is: 189,214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,379.65 : 268,333.97 = 137,065.67 : x
  2. Step 2: Convert to fraction form
    194,379.65/268,333.97 = 137,065.67/x
  3. Step 3: Cross multiply
    194,379.65x = 268,333.97 × 137,065.67
  4. Step 4: Simplify right side
    194,379.65x = 36,779,374,361.06
  5. Step 5: Solve for x
    x = 36,779,374,361.06/194,379.65
  6. Step 6: Final answer
    x = 189,214.12

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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.