Home / 43,156.22-64,749.92-15,080.42

Finding the Fourth Proportional to 43,156.22, 64,749.92 and 15,080.42

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Solution

The fourth proportional to 43,156.22, 64,749.92 and 15,080.42 is: 22,626.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,156.22 : 64,749.92 = 15,080.42 : x
  2. Step 2: Convert to fraction form
    43,156.22/64,749.92 = 15,080.42/x
  3. Step 3: Cross multiply
    43,156.22x = 64,749.92 × 15,080.42
  4. Step 4: Simplify right side
    43,156.22x = 976,455,988.57
  5. Step 5: Solve for x
    x = 976,455,988.57/43,156.22
  6. Step 6: Final answer
    x = 22,626.08

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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.