Home / 94,181.00-129,971.16-51,161.30

Finding the Fourth Proportional to 94,181.00, 129,971.16 and 51,161.30

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Solution

The fourth proportional to 94,181.00, 129,971.16 and 51,161.30 is: 70,603.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,181.00 : 129,971.16 = 51,161.30 : x
  2. Step 2: Convert to fraction form
    94,181.00/129,971.16 = 51,161.30/x
  3. Step 3: Cross multiply
    94,181.00x = 129,971.16 × 51,161.30
  4. Step 4: Simplify right side
    94,181.00x = 6,649,493,101.95
  5. Step 5: Solve for x
    x = 6,649,493,101.95/94,181.00
  6. Step 6: Final answer
    x = 70,603.34

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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.