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Finding the Fourth Proportional to 163,794.52, 245,693.15 and 45,475.08

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Solution

The fourth proportional to 163,794.52, 245,693.15 and 45,475.08 is: 68,213.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,794.52 : 245,693.15 = 45,475.08 : x
  2. Step 2: Convert to fraction form
    163,794.52/245,693.15 = 45,475.08/x
  3. Step 3: Cross multiply
    163,794.52x = 245,693.15 × 45,475.08
  4. Step 4: Simplify right side
    163,794.52x = 11,172,915,651.70
  5. Step 5: Solve for x
    x = 11,172,915,651.70/163,794.52
  6. Step 6: Final answer
    x = 68,213.00

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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.