Home / 74,488.41-111,669.75-32,336.69

Finding the Fourth Proportional to 74,488.41, 111,669.75 and 32,336.69

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Solution

The fourth proportional to 74,488.41, 111,669.75 and 32,336.69 is: 48,477.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,488.41 : 111,669.75 = 32,336.69 : x
  2. Step 2: Convert to fraction form
    74,488.41/111,669.75 = 32,336.69/x
  3. Step 3: Cross multiply
    74,488.41x = 111,669.75 × 32,336.69
  4. Step 4: Simplify right side
    74,488.41x = 3,611,029,529.78
  5. Step 5: Solve for x
    x = 3,611,029,529.78/74,488.41
  6. Step 6: Final answer
    x = 48,477.74

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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.