Home / 191,614.23-264,435.80-106,731.33

Finding the Fourth Proportional to 191,614.23, 264,435.80 and 106,731.33

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Solution

The fourth proportional to 191,614.23, 264,435.80 and 106,731.33 is: 147,293.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,614.23 : 264,435.80 = 106,731.33 : x
  2. Step 2: Convert to fraction form
    191,614.23/264,435.80 = 106,731.33/x
  3. Step 3: Cross multiply
    191,614.23x = 264,435.80 × 106,731.33
  4. Step 4: Simplify right side
    191,614.23x = 28,223,584,099.96
  5. Step 5: Solve for x
    x = 28,223,584,099.96/191,614.23
  6. Step 6: Final answer
    x = 147,293.78

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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.