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Finding the Fourth Proportional to 79,102.52, 118,653.76 and 23,698.52

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Solution

The fourth proportional to 79,102.52, 118,653.76 and 23,698.52 is: 35,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,102.52 : 118,653.76 = 23,698.52 : x
  2. Step 2: Convert to fraction form
    79,102.52/118,653.76 = 23,698.52/x
  3. Step 3: Cross multiply
    79,102.52x = 118,653.76 × 23,698.52
  4. Step 4: Simplify right side
    79,102.52x = 2,811,918,504.44
  5. Step 5: Solve for x
    x = 2,811,918,504.44/79,102.52
  6. Step 6: Final answer
    x = 35,547.77

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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.