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Finding the Fourth Proportional to 163,161.82, 244,702.86 and 127,534.96

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Solution

The fourth proportional to 163,161.82, 244,702.86 and 127,534.96 is: 191,271.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,161.82 : 244,702.86 = 127,534.96 : x
  2. Step 2: Convert to fraction form
    163,161.82/244,702.86 = 127,534.96/x
  3. Step 3: Cross multiply
    163,161.82x = 244,702.86 × 127,534.96
  4. Step 4: Simplify right side
    163,161.82x = 31,208,169,461.99
  5. Step 5: Solve for x
    x = 31,208,169,461.99/163,161.82
  6. Step 6: Final answer
    x = 191,271.28

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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.