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Finding the Fourth Proportional to 30,045.94, 41,467.04 and 17,470.69

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Solution

The fourth proportional to 30,045.94, 41,467.04 and 17,470.69 is: 24,111.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045.94 : 41,467.04 = 17,470.69 : x
  2. Step 2: Convert to fraction form
    30,045.94/41,467.04 = 17,470.69/x
  3. Step 3: Cross multiply
    30,045.94x = 41,467.04 × 17,470.69
  4. Step 4: Simplify right side
    30,045.94x = 724,457,675.55
  5. Step 5: Solve for x
    x = 724,457,675.55/30,045.94
  6. Step 6: Final answer
    x = 24,111.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.