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Finding the Fourth Proportional to 164,584.80, 246,877.20 and 39,925.80

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Solution

The fourth proportional to 164,584.80, 246,877.20 and 39,925.80 is: 59,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,584.80 : 246,877.20 = 39,925.80 : x
  2. Step 2: Convert to fraction form
    164,584.80/246,877.20 = 39,925.80/x
  3. Step 3: Cross multiply
    164,584.80x = 246,877.20 × 39,925.80
  4. Step 4: Simplify right side
    164,584.80x = 9,856,769,711.76
  5. Step 5: Solve for x
    x = 9,856,769,711.76/164,584.80
  6. Step 6: Final answer
    x = 59,888.70

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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.