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Finding the Fourth Proportional to 95,628, 143,465.04 and 29,964

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Solution

The fourth proportional to 95,628, 143,465.04 and 29,964 is: 44,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,628 : 143,465.04 = 29,964 : x
  2. Step 2: Convert to fraction form
    95,628/143,465.04 = 29,964/x
  3. Step 3: Cross multiply
    95,628x = 143,465.04 × 29,964
  4. Step 4: Simplify right side
    95,628x = 4,298,786,458.56
  5. Step 5: Solve for x
    x = 4,298,786,458.56/95,628
  6. Step 6: Final answer
    x = 44,953.22

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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.