Home / 58,615.38-80,888.85-31,757.76

Finding the Fourth Proportional to 58,615.38, 80,888.85 and 31,757.76

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Solution

The fourth proportional to 58,615.38, 80,888.85 and 31,757.76 is: 43,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,615.38 : 80,888.85 = 31,757.76 : x
  2. Step 2: Convert to fraction form
    58,615.38/80,888.85 = 31,757.76/x
  3. Step 3: Cross multiply
    58,615.38x = 80,888.85 × 31,757.76
  4. Step 4: Simplify right side
    58,615.38x = 2,568,848,684.98
  5. Step 5: Solve for x
    x = 2,568,848,684.98/58,615.38
  6. Step 6: Final answer
    x = 43,825.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.