Home / 62,185.14-85,829.36-39,519.72

Finding the Fourth Proportional to 62,185.14, 85,829.36 and 39,519.72

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Solution

The fourth proportional to 62,185.14, 85,829.36 and 39,519.72 is: 54,546.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,185.14 : 85,829.36 = 39,519.72 : x
  2. Step 2: Convert to fraction form
    62,185.14/85,829.36 = 39,519.72/x
  3. Step 3: Cross multiply
    62,185.14x = 85,829.36 × 39,519.72
  4. Step 4: Simplify right side
    62,185.14x = 3,391,952,077.38
  5. Step 5: Solve for x
    x = 3,391,952,077.38/62,185.14
  6. Step 6: Final answer
    x = 54,546.02

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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.