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Finding the Fourth Proportional to 191,407.59, 264,157.73 and 110,836.53

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Solution

The fourth proportional to 191,407.59, 264,157.73 and 110,836.53 is: 152,963.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,407.59 : 264,157.73 = 110,836.53 : x
  2. Step 2: Convert to fraction form
    191,407.59/264,157.73 = 110,836.53/x
  3. Step 3: Cross multiply
    191,407.59x = 264,157.73 × 110,836.53
  4. Step 4: Simplify right side
    191,407.59x = 29,278,325,611.69
  5. Step 5: Solve for x
    x = 29,278,325,611.69/191,407.59
  6. Step 6: Final answer
    x = 152,963.24

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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.