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Finding the Fourth Proportional to 32,307.20, 48,462.40 and 16,755.20

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Solution

The fourth proportional to 32,307.20, 48,462.40 and 16,755.20 is: 25,133.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,307.20 : 48,462.40 = 16,755.20 : x
  2. Step 2: Convert to fraction form
    32,307.20/48,462.40 = 16,755.20/x
  3. Step 3: Cross multiply
    32,307.20x = 48,462.40 × 16,755.20
  4. Step 4: Simplify right side
    32,307.20x = 811,997,204.48
  5. Step 5: Solve for x
    x = 811,997,204.48/32,307.20
  6. Step 6: Final answer
    x = 25,133.63

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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.