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Finding the Fourth Proportional to 32,484.00, 48,725.99 and 7,860.00

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Solution

The fourth proportional to 32,484.00, 48,725.99 and 7,860.00 is: 11,789.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,484.00 : 48,725.99 = 7,860.00 : x
  2. Step 2: Convert to fraction form
    32,484.00/48,725.99 = 7,860.00/x
  3. Step 3: Cross multiply
    32,484.00x = 48,725.99 × 7,860.00
  4. Step 4: Simplify right side
    32,484.00x = 382,986,037.77
  5. Step 5: Solve for x
    x = 382,986,037.77/32,484.00
  6. Step 6: Final answer
    x = 11,789.99

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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.