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Finding the Fourth Proportional to 11,848.61, 16,350.09 and 7,310.01

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Solution

The fourth proportional to 11,848.61, 16,350.09 and 7,310.01 is: 10,087.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.61 : 16,350.09 = 7,310.01 : x
  2. Step 2: Convert to fraction form
    11,848.61/16,350.09 = 7,310.01/x
  3. Step 3: Cross multiply
    11,848.61x = 16,350.09 × 7,310.01
  4. Step 4: Simplify right side
    11,848.61x = 119,519,355.30
  5. Step 5: Solve for x
    x = 119,519,355.30/11,848.61
  6. Step 6: Final answer
    x = 10,087.20

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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.