Home / 106,032.45-159,074.82-52,749.72

Finding the Fourth Proportional to 106,032.45, 159,074.82 and 52,749.72

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Solution

The fourth proportional to 106,032.45, 159,074.82 and 52,749.72 is: 79,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,032.45 : 159,074.82 = 52,749.72 : x
  2. Step 2: Convert to fraction form
    106,032.45/159,074.82 = 52,749.72/x
  3. Step 3: Cross multiply
    106,032.45x = 159,074.82 × 52,749.72
  4. Step 4: Simplify right side
    106,032.45x = 8,391,152,214.05
  5. Step 5: Solve for x
    x = 8,391,152,214.05/106,032.45
  6. Step 6: Final answer
    x = 79,137.59

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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.