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Finding the Fourth Proportional to 69,483.70, 104,364.96 and 41,458.48

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Solution

The fourth proportional to 69,483.70, 104,364.96 and 41,458.48 is: 62,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,483.70 : 104,364.96 = 41,458.48 : x
  2. Step 2: Convert to fraction form
    69,483.70/104,364.96 = 41,458.48/x
  3. Step 3: Cross multiply
    69,483.70x = 104,364.96 × 41,458.48
  4. Step 4: Simplify right side
    69,483.70x = 4,326,812,606.86
  5. Step 5: Solve for x
    x = 4,326,812,606.86/69,483.70
  6. Step 6: Final answer
    x = 62,270.90

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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.