Home / 74,617.47-111,965.09-33,054.75

Finding the Fourth Proportional to 74,617.47, 111,965.09 and 33,054.75

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Solution

The fourth proportional to 74,617.47, 111,965.09 and 33,054.75 is: 49,599.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,617.47 : 111,965.09 = 33,054.75 : x
  2. Step 2: Convert to fraction form
    74,617.47/111,965.09 = 33,054.75/x
  3. Step 3: Cross multiply
    74,617.47x = 111,965.09 × 33,054.75
  4. Step 4: Simplify right side
    74,617.47x = 3,700,977,893.40
  5. Step 5: Solve for x
    x = 3,700,977,893.40/74,617.47
  6. Step 6: Final answer
    x = 49,599.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.