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Finding the Fourth Proportional to 69,485.92, 104,368.34 and 41,460.66

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Solution

The fourth proportional to 69,485.92, 104,368.34 and 41,460.66 is: 62,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,485.92 : 104,368.34 = 41,460.66 : x
  2. Step 2: Convert to fraction form
    69,485.92/104,368.34 = 41,460.66/x
  3. Step 3: Cross multiply
    69,485.92x = 104,368.34 × 41,460.66
  4. Step 4: Simplify right side
    69,485.92x = 4,327,180,363.16
  5. Step 5: Solve for x
    x = 4,327,180,363.16/69,485.92
  6. Step 6: Final answer
    x = 62,274.21

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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.