Home / 61,758.93-85,195.89-39,059.76

Finding the Fourth Proportional to 61,758.93, 85,195.89 and 39,059.76

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Solution

The fourth proportional to 61,758.93, 85,195.89 and 39,059.76 is: 53,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,758.93 : 85,195.89 = 39,059.76 : x
  2. Step 2: Convert to fraction form
    61,758.93/85,195.89 = 39,059.76/x
  3. Step 3: Cross multiply
    61,758.93x = 85,195.89 × 39,059.76
  4. Step 4: Simplify right side
    61,758.93x = 3,327,731,016.39
  5. Step 5: Solve for x
    x = 3,327,731,016.39/61,758.93
  6. Step 6: Final answer
    x = 53,882.59

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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.