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Finding the Fourth Proportional to 110,994, 153,175.37 and 60,693

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Solution

The fourth proportional to 110,994, 153,175.37 and 60,693 is: 83,758.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,994 : 153,175.37 = 60,693 : x
  2. Step 2: Convert to fraction form
    110,994/153,175.37 = 60,693/x
  3. Step 3: Cross multiply
    110,994x = 153,175.37 × 60,693
  4. Step 4: Simplify right side
    110,994x = 9,296,672,427.95
  5. Step 5: Solve for x
    x = 9,296,672,427.95/110,994
  6. Step 6: Final answer
    x = 83,758.33

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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.