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Finding the Fourth Proportional to 32,542.76, 44,892.82 and 21,913.94

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Solution

The fourth proportional to 32,542.76, 44,892.82 and 21,913.94 is: 30,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,542.76 : 44,892.82 = 21,913.94 : x
  2. Step 2: Convert to fraction form
    32,542.76/44,892.82 = 21,913.94/x
  3. Step 3: Cross multiply
    32,542.76x = 44,892.82 × 21,913.94
  4. Step 4: Simplify right side
    32,542.76x = 983,778,563.91
  5. Step 5: Solve for x
    x = 983,778,563.91/32,542.76
  6. Step 6: Final answer
    x = 30,230.34

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Double scale
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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.