Home / 43,239.15-64,741.48-22,418.91

Finding the Fourth Proportional to 43,239.15, 64,741.48 and 22,418.91

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Solution

The fourth proportional to 43,239.15, 64,741.48 and 22,418.91 is: 33,567.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,239.15 : 64,741.48 = 22,418.91 : x
  2. Step 2: Convert to fraction form
    43,239.15/64,741.48 = 22,418.91/x
  3. Step 3: Cross multiply
    43,239.15x = 64,741.48 × 22,418.91
  4. Step 4: Simplify right side
    43,239.15x = 1,451,433,357.34
  5. Step 5: Solve for x
    x = 1,451,433,357.34/43,239.15
  6. Step 6: Final answer
    x = 33,567.57

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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.