Home / 214,379.45-321,761.90-157,525.65

Finding the Fourth Proportional to 214,379.45, 321,761.90 and 157,525.65

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Solution

The fourth proportional to 214,379.45, 321,761.90 and 157,525.65 is: 236,430.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,379.45 : 321,761.90 = 157,525.65 : x
  2. Step 2: Convert to fraction form
    214,379.45/321,761.90 = 157,525.65/x
  3. Step 3: Cross multiply
    214,379.45x = 321,761.90 × 157,525.65
  4. Step 4: Simplify right side
    214,379.45x = 50,685,751,655.11
  5. Step 5: Solve for x
    x = 50,685,751,655.11/214,379.45
  6. Step 6: Final answer
    x = 236,430.09

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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.