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Finding the Fourth Proportional to 29,970.80, 44,999.40 and 22,626.80

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Solution

The fourth proportional to 29,970.80, 44,999.40 and 22,626.80 is: 33,972.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,970.80 : 44,999.40 = 22,626.80 : x
  2. Step 2: Convert to fraction form
    29,970.80/44,999.40 = 22,626.80/x
  3. Step 3: Cross multiply
    29,970.80x = 44,999.40 × 22,626.80
  4. Step 4: Simplify right side
    29,970.80x = 1,018,192,423.92
  5. Step 5: Solve for x
    x = 1,018,192,423.92/29,970.80
  6. Step 6: Final answer
    x = 33,972.81

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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.