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Finding the Fourth Proportional to 32,602.38, 48,912.30 and 13,883.28

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Solution

The fourth proportional to 32,602.38, 48,912.30 and 13,883.28 is: 20,828.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,602.38 : 48,912.30 = 13,883.28 : x
  2. Step 2: Convert to fraction form
    32,602.38/48,912.30 = 13,883.28/x
  3. Step 3: Cross multiply
    32,602.38x = 48,912.30 × 13,883.28
  4. Step 4: Simplify right side
    32,602.38x = 679,063,156.34
  5. Step 5: Solve for x
    x = 679,063,156.34/32,602.38
  6. Step 6: Final answer
    x = 20,828.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.