Home / 109,652.86-164,346.75-53,408.69

Finding the Fourth Proportional to 109,652.86, 164,346.75 and 53,408.69

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Solution

The fourth proportional to 109,652.86, 164,346.75 and 53,408.69 is: 80,048.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,652.86 : 164,346.75 = 53,408.69 : x
  2. Step 2: Convert to fraction form
    109,652.86/164,346.75 = 53,408.69/x
  3. Step 3: Cross multiply
    109,652.86x = 164,346.75 × 53,408.69
  4. Step 4: Simplify right side
    109,652.86x = 8,777,544,623.26
  5. Step 5: Solve for x
    x = 8,777,544,623.26/109,652.86
  6. Step 6: Final answer
    x = 80,048.48

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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.