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Finding the Fourth Proportional to 32,549.63, 44,921.25 and 18,405.20

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Solution

The fourth proportional to 32,549.63, 44,921.25 and 18,405.20 is: 25,400.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,549.63 : 44,921.25 = 18,405.20 : x
  2. Step 2: Convert to fraction form
    32,549.63/44,921.25 = 18,405.20/x
  3. Step 3: Cross multiply
    32,549.63x = 44,921.25 × 18,405.20
  4. Step 4: Simplify right side
    32,549.63x = 826,784,702.80
  5. Step 5: Solve for x
    x = 826,784,702.80/32,549.63
  6. Step 6: Final answer
    x = 25,400.74

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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.