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Finding the Fourth Proportional to 29,003.80, 43,505.70 and 10,533.40

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Solution

The fourth proportional to 29,003.80, 43,505.70 and 10,533.40 is: 15,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,003.80 : 43,505.70 = 10,533.40 : x
  2. Step 2: Convert to fraction form
    29,003.80/43,505.70 = 10,533.40/x
  3. Step 3: Cross multiply
    29,003.80x = 43,505.70 × 10,533.40
  4. Step 4: Simplify right side
    29,003.80x = 458,262,940.38
  5. Step 5: Solve for x
    x = 458,262,940.38/29,003.80
  6. Step 6: Final answer
    x = 15,800.10

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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.