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Finding the Fourth Proportional to 48,706.40, 73,068.51 and 14,971.73

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Solution

The fourth proportional to 48,706.40, 73,068.51 and 14,971.73 is: 22,460.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,706.40 : 73,068.51 = 14,971.73 : x
  2. Step 2: Convert to fraction form
    48,706.40/73,068.51 = 14,971.73/x
  3. Step 3: Cross multiply
    48,706.40x = 73,068.51 × 14,971.73
  4. Step 4: Simplify right side
    48,706.40x = 1,093,961,637.88
  5. Step 5: Solve for x
    x = 1,093,961,637.88/48,706.40
  6. Step 6: Final answer
    x = 22,460.33

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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.