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Finding the Fourth Proportional to 30,041.70, 44,968.07 and 20,626.62

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Solution

The fourth proportional to 30,041.70, 44,968.07 and 20,626.62 is: 30,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.70 : 44,968.07 = 20,626.62 : x
  2. Step 2: Convert to fraction form
    30,041.70/44,968.07 = 20,626.62/x
  3. Step 3: Cross multiply
    30,041.70x = 44,968.07 × 20,626.62
  4. Step 4: Simplify right side
    30,041.70x = 927,539,292.02
  5. Step 5: Solve for x
    x = 927,539,292.02/30,041.70
  6. Step 6: Final answer
    x = 30,875.06

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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.