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Finding the Fourth Proportional to 101,167.93, 151,759.32 and 29,117.89

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Solution

The fourth proportional to 101,167.93, 151,759.32 and 29,117.89 is: 43,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,167.93 : 151,759.32 = 29,117.89 : x
  2. Step 2: Convert to fraction form
    101,167.93/151,759.32 = 29,117.89/x
  3. Step 3: Cross multiply
    101,167.93x = 151,759.32 × 29,117.89
  4. Step 4: Simplify right side
    101,167.93x = 4,418,911,186.23
  5. Step 5: Solve for x
    x = 4,418,911,186.23/101,167.93
  6. Step 6: Final answer
    x = 43,678.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.