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Finding the Fourth Proportional to 79,197.95, 118,804.73 and 23,038.63

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Solution

The fourth proportional to 79,197.95, 118,804.73 and 23,038.63 is: 34,560.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,197.95 : 118,804.73 = 23,038.63 : x
  2. Step 2: Convert to fraction form
    79,197.95/118,804.73 = 23,038.63/x
  3. Step 3: Cross multiply
    79,197.95x = 118,804.73 × 23,038.63
  4. Step 4: Simplify right side
    79,197.95x = 2,737,097,804.51
  5. Step 5: Solve for x
    x = 2,737,097,804.51/79,197.95
  6. Step 6: Final answer
    x = 34,560.21

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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.