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Finding the Fourth Proportional to 62,653.80, 93,969.90 and 23,190.60

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Solution

The fourth proportional to 62,653.80, 93,969.90 and 23,190.60 is: 34,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,653.80 : 93,969.90 = 23,190.60 : x
  2. Step 2: Convert to fraction form
    62,653.80/93,969.90 = 23,190.60/x
  3. Step 3: Cross multiply
    62,653.80x = 93,969.90 × 23,190.60
  4. Step 4: Simplify right side
    62,653.80x = 2,179,218,362.94
  5. Step 5: Solve for x
    x = 2,179,218,362.94/62,653.80
  6. Step 6: Final answer
    x = 34,781.90

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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.