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Finding the Fourth Proportional to 108,853.26, 163,326.66 and 58,969

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Solution

The fourth proportional to 108,853.26, 163,326.66 and 58,969 is: 88,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,853.26 : 163,326.66 = 58,969 : x
  2. Step 2: Convert to fraction form
    108,853.26/163,326.66 = 58,969/x
  3. Step 3: Cross multiply
    108,853.26x = 163,326.66 × 58,969
  4. Step 4: Simplify right side
    108,853.26x = 9,631,209,813.54
  5. Step 5: Solve for x
    x = 9,631,209,813.54/108,853.26
  6. Step 6: Final answer
    x = 88,478.84

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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.