Home / 74,087.36-102,241.20-43,874.36

Finding the Fourth Proportional to 74,087.36, 102,241.20 and 43,874.36

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Solution

The fourth proportional to 74,087.36, 102,241.20 and 43,874.36 is: 60,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,087.36 : 102,241.20 = 43,874.36 : x
  2. Step 2: Convert to fraction form
    74,087.36/102,241.20 = 43,874.36/x
  3. Step 3: Cross multiply
    74,087.36x = 102,241.20 × 43,874.36
  4. Step 4: Simplify right side
    74,087.36x = 4,485,767,215.63
  5. Step 5: Solve for x
    x = 4,485,767,215.63/74,087.36
  6. Step 6: Final answer
    x = 60,547.00

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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.