Home / 43,176.08-64,755.48-12,002.96

Finding the Fourth Proportional to 43,176.08, 64,755.48 and 12,002.96

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Solution

The fourth proportional to 43,176.08, 64,755.48 and 12,002.96 is: 18,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,176.08 : 64,755.48 = 12,002.96 : x
  2. Step 2: Convert to fraction form
    43,176.08/64,755.48 = 12,002.96/x
  3. Step 3: Cross multiply
    43,176.08x = 64,755.48 × 12,002.96
  4. Step 4: Simplify right side
    43,176.08x = 777,257,436.22
  5. Step 5: Solve for x
    x = 777,257,436.22/43,176.08
  6. Step 6: Final answer
    x = 18,002.04

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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.