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Finding the Fourth Proportional to 8,745.16, 12,035.58 and 8,037.04

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Solution

The fourth proportional to 8,745.16, 12,035.58 and 8,037.04 is: 11,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,745.16 : 12,035.58 = 8,037.04 : x
  2. Step 2: Convert to fraction form
    8,745.16/12,035.58 = 8,037.04/x
  3. Step 3: Cross multiply
    8,745.16x = 12,035.58 × 8,037.04
  4. Step 4: Simplify right side
    8,745.16x = 96,730,437.88
  5. Step 5: Solve for x
    x = 96,730,437.88/8,745.16
  6. Step 6: Final answer
    x = 11,061.03

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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.