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Finding the Fourth Proportional to 104,464.64, 156,700.60 and 34,349.42

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Solution

The fourth proportional to 104,464.64, 156,700.60 and 34,349.42 is: 51,525.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,464.64 : 156,700.60 = 34,349.42 : x
  2. Step 2: Convert to fraction form
    104,464.64/156,700.60 = 34,349.42/x
  3. Step 3: Cross multiply
    104,464.64x = 156,700.60 × 34,349.42
  4. Step 4: Simplify right side
    104,464.64x = 5,382,574,723.65
  5. Step 5: Solve for x
    x = 5,382,574,723.65/104,464.64
  6. Step 6: Final answer
    x = 51,525.33

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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.