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Finding the Fourth Proportional to 8,795.02, 12,137.16 and 4,816.50

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Solution

The fourth proportional to 8,795.02, 12,137.16 and 4,816.50 is: 6,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.02 : 12,137.16 = 4,816.50 : x
  2. Step 2: Convert to fraction form
    8,795.02/12,137.16 = 4,816.50/x
  3. Step 3: Cross multiply
    8,795.02x = 12,137.16 × 4,816.50
  4. Step 4: Simplify right side
    8,795.02x = 58,458,631.14
  5. Step 5: Solve for x
    x = 58,458,631.14/8,795.02
  6. Step 6: Final answer
    x = 6,646.79

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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.