Home / 194,516.89-268,440.81-109,632.13

Finding the Fourth Proportional to 194,516.89, 268,440.81 and 109,632.13

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Solution

The fourth proportional to 194,516.89, 268,440.81 and 109,632.13 is: 151,296.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,516.89 : 268,440.81 = 109,632.13 : x
  2. Step 2: Convert to fraction form
    194,516.89/268,440.81 = 109,632.13/x
  3. Step 3: Cross multiply
    194,516.89x = 268,440.81 × 109,632.13
  4. Step 4: Simplify right side
    194,516.89x = 29,429,737,779.23
  5. Step 5: Solve for x
    x = 29,429,737,779.23/194,516.89
  6. Step 6: Final answer
    x = 151,296.57

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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.