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Finding the Fourth Proportional to 29,989.29, 44,946.14 and 15,201.93

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Solution

The fourth proportional to 29,989.29, 44,946.14 and 15,201.93 is: 22,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,989.29 : 44,946.14 = 15,201.93 : x
  2. Step 2: Convert to fraction form
    29,989.29/44,946.14 = 15,201.93/x
  3. Step 3: Cross multiply
    29,989.29x = 44,946.14 × 15,201.93
  4. Step 4: Simplify right side
    29,989.29x = 683,267,998.04
  5. Step 5: Solve for x
    x = 683,267,998.04/29,989.29
  6. Step 6: Final answer
    x = 22,783.73

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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.