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Finding the Fourth Proportional to 30,358.58, 45,541.69 and 16,299.29

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Solution

The fourth proportional to 30,358.58, 45,541.69 and 16,299.29 is: 24,450.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.58 : 45,541.69 = 16,299.29 : x
  2. Step 2: Convert to fraction form
    30,358.58/45,541.69 = 16,299.29/x
  3. Step 3: Cross multiply
    30,358.58x = 45,541.69 × 16,299.29
  4. Step 4: Simplify right side
    30,358.58x = 742,297,212.40
  5. Step 5: Solve for x
    x = 742,297,212.40/30,358.58
  6. Step 6: Final answer
    x = 24,450.99

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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.