Home / 74,474.10-111,730.95-32,336.10

Finding the Fourth Proportional to 74,474.10, 111,730.95 and 32,336.10

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Solution

The fourth proportional to 74,474.10, 111,730.95 and 32,336.10 is: 48,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,474.10 : 111,730.95 = 32,336.10 : x
  2. Step 2: Convert to fraction form
    74,474.10/111,730.95 = 32,336.10/x
  3. Step 3: Cross multiply
    74,474.10x = 111,730.95 × 32,336.10
  4. Step 4: Simplify right side
    74,474.10x = 3,612,943,172.30
  5. Step 5: Solve for x
    x = 3,612,943,172.30/74,474.10
  6. Step 6: Final answer
    x = 48,512.75

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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.