Home / 123,541.06-170,486.64-66,952.44

Finding the Fourth Proportional to 123,541.06, 170,486.64 and 66,952.44

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Solution

The fourth proportional to 123,541.06, 170,486.64 and 66,952.44 is: 92,394.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,541.06 : 170,486.64 = 66,952.44 : x
  2. Step 2: Convert to fraction form
    123,541.06/170,486.64 = 66,952.44/x
  3. Step 3: Cross multiply
    123,541.06x = 170,486.64 × 66,952.44
  4. Step 4: Simplify right side
    123,541.06x = 11,414,496,535.40
  5. Step 5: Solve for x
    x = 11,414,496,535.40/123,541.06
  6. Step 6: Final answer
    x = 92,394.35

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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.