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Finding the Fourth Proportional to 164,392.57, 246,666.88 and 113,869.29

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Solution

The fourth proportional to 164,392.57, 246,666.88 and 113,869.29 is: 170,857.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,392.57 : 246,666.88 = 113,869.29 : x
  2. Step 2: Convert to fraction form
    164,392.57/246,666.88 = 113,869.29/x
  3. Step 3: Cross multiply
    164,392.57x = 246,666.88 × 113,869.29
  4. Step 4: Simplify right side
    164,392.57x = 28,087,782,492.12
  5. Step 5: Solve for x
    x = 28,087,782,492.12/164,392.57
  6. Step 6: Final answer
    x = 170,857.99

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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.