Home / 62,379.57-86,059.38-38,464.74

Finding the Fourth Proportional to 62,379.57, 86,059.38 and 38,464.74

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Solution

The fourth proportional to 62,379.57, 86,059.38 and 38,464.74 is: 53,066.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,379.57 : 86,059.38 = 38,464.74 : x
  2. Step 2: Convert to fraction form
    62,379.57/86,059.38 = 38,464.74/x
  3. Step 3: Cross multiply
    62,379.57x = 86,059.38 × 38,464.74
  4. Step 4: Simplify right side
    62,379.57x = 3,310,251,676.26
  5. Step 5: Solve for x
    x = 3,310,251,676.26/62,379.57
  6. Step 6: Final answer
    x = 53,066.28

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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.