Home / 191,075.73-263,743.22-123,092.49

Finding the Fourth Proportional to 191,075.73, 263,743.22 and 123,092.49

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Solution

The fourth proportional to 191,075.73, 263,743.22 and 123,092.49 is: 169,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,075.73 : 263,743.22 = 123,092.49 : x
  2. Step 2: Convert to fraction form
    191,075.73/263,743.22 = 123,092.49/x
  3. Step 3: Cross multiply
    191,075.73x = 263,743.22 × 123,092.49
  4. Step 4: Simplify right side
    191,075.73x = 32,464,810,967.19
  5. Step 5: Solve for x
    x = 32,464,810,967.19/191,075.73
  6. Step 6: Final answer
    x = 169,905.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.