Home / 61,731.91-85,189.75-33,437.67

Finding the Fourth Proportional to 61,731.91, 85,189.75 and 33,437.67

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Solution

The fourth proportional to 61,731.91, 85,189.75 and 33,437.67 is: 46,143.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,731.91 : 85,189.75 = 33,437.67 : x
  2. Step 2: Convert to fraction form
    61,731.91/85,189.75 = 33,437.67/x
  3. Step 3: Cross multiply
    61,731.91x = 85,189.75 × 33,437.67
  4. Step 4: Simplify right side
    61,731.91x = 2,848,546,747.88
  5. Step 5: Solve for x
    x = 2,848,546,747.88/61,731.91
  6. Step 6: Final answer
    x = 46,143.83

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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.