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Finding the Fourth Proportional to 69,038.87, 103,483.71 and 33,424.94

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Solution

The fourth proportional to 69,038.87, 103,483.71 and 33,424.94 is: 50,101.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,038.87 : 103,483.71 = 33,424.94 : x
  2. Step 2: Convert to fraction form
    69,038.87/103,483.71 = 33,424.94/x
  3. Step 3: Cross multiply
    69,038.87x = 103,483.71 × 33,424.94
  4. Step 4: Simplify right side
    69,038.87x = 3,458,937,056.44
  5. Step 5: Solve for x
    x = 3,458,937,056.44/69,038.87
  6. Step 6: Final answer
    x = 50,101.30

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1.5x scale

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.