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Finding the Fourth Proportional to 52,401.70, 78,606.42 and 14,964.94

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Solution

The fourth proportional to 52,401.70, 78,606.42 and 14,964.94 is: 22,448.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,401.70 : 78,606.42 = 14,964.94 : x
  2. Step 2: Convert to fraction form
    52,401.70/78,606.42 = 14,964.94/x
  3. Step 3: Cross multiply
    52,401.70x = 78,606.42 × 14,964.94
  4. Step 4: Simplify right side
    52,401.70x = 1,176,340,358.91
  5. Step 5: Solve for x
    x = 1,176,340,358.91/52,401.70
  6. Step 6: Final answer
    x = 22,448.52

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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.