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Finding the Fourth Proportional to 50,465.70, 69,626.90 and 30,327.08

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Solution

The fourth proportional to 50,465.70, 69,626.90 and 30,327.08 is: 41,841.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,465.70 : 69,626.90 = 30,327.08 : x
  2. Step 2: Convert to fraction form
    50,465.70/69,626.90 = 30,327.08/x
  3. Step 3: Cross multiply
    50,465.70x = 69,626.90 × 30,327.08
  4. Step 4: Simplify right side
    50,465.70x = 2,111,580,294.14
  5. Step 5: Solve for x
    x = 2,111,580,294.14/50,465.70
  6. Step 6: Final answer
    x = 41,841.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.