Home / 47,087.36-64,992.89-29,172.19

Finding the Fourth Proportional to 47,087.36, 64,992.89 and 29,172.19

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Solution

The fourth proportional to 47,087.36, 64,992.89 and 29,172.19 is: 40,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,087.36 : 64,992.89 = 29,172.19 : x
  2. Step 2: Convert to fraction form
    47,087.36/64,992.89 = 29,172.19/x
  3. Step 3: Cross multiply
    47,087.36x = 64,992.89 × 29,172.19
  4. Step 4: Simplify right side
    47,087.36x = 1,895,984,464.90
  5. Step 5: Solve for x
    x = 1,895,984,464.90/47,087.36
  6. Step 6: Final answer
    x = 40,265.25

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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.