Home / 74,255.77-111,357.75-29,871.01

Finding the Fourth Proportional to 74,255.77, 111,357.75 and 29,871.01

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Solution

The fourth proportional to 74,255.77, 111,357.75 and 29,871.01 is: 44,796.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,255.77 : 111,357.75 = 29,871.01 : x
  2. Step 2: Convert to fraction form
    74,255.77/111,357.75 = 29,871.01/x
  3. Step 3: Cross multiply
    74,255.77x = 111,357.75 × 29,871.01
  4. Step 4: Simplify right side
    74,255.77x = 3,326,368,463.83
  5. Step 5: Solve for x
    x = 3,326,368,463.83/74,255.77
  6. Step 6: Final answer
    x = 44,796.09

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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.