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Finding the Fourth Proportional to 152,573.88, 228,924 and 82,370.64

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Solution

The fourth proportional to 152,573.88, 228,924 and 82,370.64 is: 123,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,573.88 : 228,924 = 82,370.64 : x
  2. Step 2: Convert to fraction form
    152,573.88/228,924 = 82,370.64/x
  3. Step 3: Cross multiply
    152,573.88x = 228,924 × 82,370.64
  4. Step 4: Simplify right side
    152,573.88x = 18,856,616,391.36
  5. Step 5: Solve for x
    x = 18,856,616,391.36/152,573.88
  6. Step 6: Final answer
    x = 123,590.07

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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.