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Finding the Fourth Proportional to 45,506.58, 68,255.02 and 15,924.98

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Solution

The fourth proportional to 45,506.58, 68,255.02 and 15,924.98 is: 23,885.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,506.58 : 68,255.02 = 15,924.98 : x
  2. Step 2: Convert to fraction form
    45,506.58/68,255.02 = 15,924.98/x
  3. Step 3: Cross multiply
    45,506.58x = 68,255.02 × 15,924.98
  4. Step 4: Simplify right side
    45,506.58x = 1,086,959,828.40
  5. Step 5: Solve for x
    x = 1,086,959,828.40/45,506.58
  6. Step 6: Final answer
    x = 23,885.77

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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.