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Finding the Fourth Proportional to 32,553, 44,921.90 and 18,406.14

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Solution

The fourth proportional to 32,553, 44,921.90 and 18,406.14 is: 25,399.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,553 : 44,921.90 = 18,406.14 : x
  2. Step 2: Convert to fraction form
    32,553/44,921.90 = 18,406.14/x
  3. Step 3: Cross multiply
    32,553x = 44,921.90 × 18,406.14
  4. Step 4: Simplify right side
    32,553x = 826,838,688.44
  5. Step 5: Solve for x
    x = 826,838,688.44/32,553
  6. Step 6: Final answer
    x = 25,399.77

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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.