Home / 74,485.10-111,731.04-24,569.54

Finding the Fourth Proportional to 74,485.10, 111,731.04 and 24,569.54

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Solution

The fourth proportional to 74,485.10, 111,731.04 and 24,569.54 is: 36,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,485.10 : 111,731.04 = 24,569.54 : x
  2. Step 2: Convert to fraction form
    74,485.10/111,731.04 = 24,569.54/x
  3. Step 3: Cross multiply
    74,485.10x = 111,731.04 × 24,569.54
  4. Step 4: Simplify right side
    74,485.10x = 2,745,180,256.52
  5. Step 5: Solve for x
    x = 2,745,180,256.52/74,485.10
  6. Step 6: Final answer
    x = 36,855.43

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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.