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Finding the Fourth Proportional to 191,361.16, 264,110.78 and 110,837.71

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Solution

The fourth proportional to 191,361.16, 264,110.78 and 110,837.71 is: 152,974.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,361.16 : 264,110.78 = 110,837.71 : x
  2. Step 2: Convert to fraction form
    191,361.16/264,110.78 = 110,837.71/x
  3. Step 3: Cross multiply
    191,361.16x = 264,110.78 × 110,837.71
  4. Step 4: Simplify right side
    191,361.16x = 29,273,434,041.51
  5. Step 5: Solve for x
    x = 29,273,434,041.51/191,361.16
  6. Step 6: Final answer
    x = 152,974.79

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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.