Home / 191,816.82-264,701.97-111,239.19

Finding the Fourth Proportional to 191,816.82, 264,701.97 and 111,239.19

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Solution

The fourth proportional to 191,816.82, 264,701.97 and 111,239.19 is: 153,507.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,816.82 : 264,701.97 = 111,239.19 : x
  2. Step 2: Convert to fraction form
    191,816.82/264,701.97 = 111,239.19/x
  3. Step 3: Cross multiply
    191,816.82x = 264,701.97 × 111,239.19
  4. Step 4: Simplify right side
    191,816.82x = 29,445,232,734.20
  5. Step 5: Solve for x
    x = 29,445,232,734.20/191,816.82
  6. Step 6: Final answer
    x = 153,507.04

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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.