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Finding the Fourth Proportional to 52,895.73, 79,353.88 and 15,455.98

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Solution

The fourth proportional to 52,895.73, 79,353.88 and 15,455.98 is: 23,186.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,895.73 : 79,353.88 = 15,455.98 : x
  2. Step 2: Convert to fraction form
    52,895.73/79,353.88 = 15,455.98/x
  3. Step 3: Cross multiply
    52,895.73x = 79,353.88 × 15,455.98
  4. Step 4: Simplify right side
    52,895.73x = 1,226,492,042.75
  5. Step 5: Solve for x
    x = 1,226,492,042.75/52,895.73
  6. Step 6: Final answer
    x = 23,186.97

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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.