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Finding the Fourth Proportional to 32,491.84, 44,862.24 and 21,346.24

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Solution

The fourth proportional to 32,491.84, 44,862.24 and 21,346.24 is: 29,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,491.84 : 44,862.24 = 21,346.24 : x
  2. Step 2: Convert to fraction form
    32,491.84/44,862.24 = 21,346.24/x
  3. Step 3: Cross multiply
    32,491.84x = 44,862.24 × 21,346.24
  4. Step 4: Simplify right side
    32,491.84x = 957,640,141.98
  5. Step 5: Solve for x
    x = 957,640,141.98/32,491.84
  6. Step 6: Final answer
    x = 29,473.25

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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.