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Finding the Fourth Proportional to 93,604.53, 129,174.31 and 51,163.06

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Solution

The fourth proportional to 93,604.53, 129,174.31 and 51,163.06 is: 70,605.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,604.53 : 129,174.31 = 51,163.06 : x
  2. Step 2: Convert to fraction form
    93,604.53/129,174.31 = 51,163.06/x
  3. Step 3: Cross multiply
    93,604.53x = 129,174.31 × 51,163.06
  4. Step 4: Simplify right side
    93,604.53x = 6,608,952,714.01
  5. Step 5: Solve for x
    x = 6,608,952,714.01/93,604.53
  6. Step 6: Final answer
    x = 70,605.05

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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.