Home / 70,994.06-97,971.81-39,163.04

Finding the Fourth Proportional to 70,994.06, 97,971.81 and 39,163.04

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Solution

The fourth proportional to 70,994.06, 97,971.81 and 39,163.04 is: 54,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,994.06 : 97,971.81 = 39,163.04 : x
  2. Step 2: Convert to fraction form
    70,994.06/97,971.81 = 39,163.04/x
  3. Step 3: Cross multiply
    70,994.06x = 97,971.81 × 39,163.04
  4. Step 4: Simplify right side
    70,994.06x = 3,836,873,913.90
  5. Step 5: Solve for x
    x = 3,836,873,913.90/70,994.06
  6. Step 6: Final answer
    x = 54,045.00

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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.