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Finding the Fourth Proportional to 125,594.55, 173,318.54 and 69,004.71

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Solution

The fourth proportional to 125,594.55, 173,318.54 and 69,004.71 is: 95,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,594.55 : 173,318.54 = 69,004.71 : x
  2. Step 2: Convert to fraction form
    125,594.55/173,318.54 = 69,004.71/x
  3. Step 3: Cross multiply
    125,594.55x = 173,318.54 × 69,004.71
  4. Step 4: Simplify right side
    125,594.55x = 11,959,795,245.30
  5. Step 5: Solve for x
    x = 11,959,795,245.30/125,594.55
  6. Step 6: Final answer
    x = 95,225.43

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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.