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Finding the Fourth Proportional to 8,332.67, 12,492.81 and 5,045.00

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Solution

The fourth proportional to 8,332.67, 12,492.81 and 5,045.00 is: 7,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.67 : 12,492.81 = 5,045.00 : x
  2. Step 2: Convert to fraction form
    8,332.67/12,492.81 = 5,045.00/x
  3. Step 3: Cross multiply
    8,332.67x = 12,492.81 × 5,045.00
  4. Step 4: Simplify right side
    8,332.67x = 63,026,163.99
  5. Step 5: Solve for x
    x = 63,026,163.99/8,332.67
  6. Step 6: Final answer
    x = 7,563.75

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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.