Home / 108,571.08-162,832.32-52,408.92

Finding the Fourth Proportional to 108,571.08, 162,832.32 and 52,408.92

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Solution

The fourth proportional to 108,571.08, 162,832.32 and 52,408.92 is: 78,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,571.08 : 162,832.32 = 52,408.92 : x
  2. Step 2: Convert to fraction form
    108,571.08/162,832.32 = 52,408.92/x
  3. Step 3: Cross multiply
    108,571.08x = 162,832.32 × 52,408.92
  4. Step 4: Simplify right side
    108,571.08x = 8,533,866,032.29
  5. Step 5: Solve for x
    x = 8,533,866,032.29/108,571.08
  6. Step 6: Final answer
    x = 78,601.65

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1.5x scale

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.