Home / 74,292.28-111,410.70-29,904.04

Finding the Fourth Proportional to 74,292.28, 111,410.70 and 29,904.04

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Solution

The fourth proportional to 74,292.28, 111,410.70 and 29,904.04 is: 44,844.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,292.28 : 111,410.70 = 29,904.04 : x
  2. Step 2: Convert to fraction form
    74,292.28/111,410.70 = 29,904.04/x
  3. Step 3: Cross multiply
    74,292.28x = 111,410.70 × 29,904.04
  4. Step 4: Simplify right side
    74,292.28x = 3,331,630,029.23
  5. Step 5: Solve for x
    x = 3,331,630,029.23/74,292.28
  6. Step 6: Final answer
    x = 44,844.90

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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.