Home / 123,767,175.25-170,804,016.26-68,763,031.75

Finding the Fourth Proportional to 123,767,175.25, 170,804,016.26 and 68,763,031.75

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Solution

The fourth proportional to 123,767,175.25, 170,804,016.26 and 68,763,031.75 is: 94,895,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,767,175.25 : 170,804,016.26 = 68,763,031.75 : x
  2. Step 2: Convert to fraction form
    123,767,175.25/170,804,016.26 = 68,763,031.75/x
  3. Step 3: Cross multiply
    123,767,175.25x = 170,804,016.26 × 68,763,031.75
  4. Step 4: Simplify right side
    123,767,175.25x = 11,745,001,993,113,896
  5. Step 5: Solve for x
    x = 11,745,001,993,113,896/123,767,175.25
  6. Step 6: Final answer
    x = 94,895,936.42

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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.