Home / 191,617.23-264,439.94-106,734.33

Finding the Fourth Proportional to 191,617.23, 264,439.94 and 106,734.33

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Solution

The fourth proportional to 191,617.23, 264,439.94 and 106,734.33 is: 147,297.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,617.23 : 264,439.94 = 106,734.33 : x
  2. Step 2: Convert to fraction form
    191,617.23/264,439.94 = 106,734.33/x
  3. Step 3: Cross multiply
    191,617.23x = 264,439.94 × 106,734.33
  4. Step 4: Simplify right side
    191,617.23x = 28,224,819,287.47
  5. Step 5: Solve for x
    x = 28,224,819,287.47/191,617.23
  6. Step 6: Final answer
    x = 147,297.92

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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.