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Finding the Fourth Proportional to 32,603.20, 48,904.80 and 25,604.80

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Solution

The fourth proportional to 32,603.20, 48,904.80 and 25,604.80 is: 38,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,603.20 : 48,904.80 = 25,604.80 : x
  2. Step 2: Convert to fraction form
    32,603.20/48,904.80 = 25,604.80/x
  3. Step 3: Cross multiply
    32,603.20x = 48,904.80 × 25,604.80
  4. Step 4: Simplify right side
    32,603.20x = 1,252,197,623.04
  5. Step 5: Solve for x
    x = 1,252,197,623.04/32,603.20
  6. Step 6: Final answer
    x = 38,407.20

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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.