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Finding the Fourth Proportional to 29,934.40, 44,901.60 and 18,270.40

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Solution

The fourth proportional to 29,934.40, 44,901.60 and 18,270.40 is: 27,405.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,934.40 : 44,901.60 = 18,270.40 : x
  2. Step 2: Convert to fraction form
    29,934.40/44,901.60 = 18,270.40/x
  3. Step 3: Cross multiply
    29,934.40x = 44,901.60 × 18,270.40
  4. Step 4: Simplify right side
    29,934.40x = 820,370,192.64
  5. Step 5: Solve for x
    x = 820,370,192.64/29,934.40
  6. Step 6: Final answer
    x = 27,405.60

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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.