Home / 86,216.38-118,939.52-62,305.18

Finding the Fourth Proportional to 86,216.38, 118,939.52 and 62,305.18

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Solution

The fourth proportional to 86,216.38, 118,939.52 and 62,305.18 is: 85,952.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,216.38 : 118,939.52 = 62,305.18 : x
  2. Step 2: Convert to fraction form
    86,216.38/118,939.52 = 62,305.18/x
  3. Step 3: Cross multiply
    86,216.38x = 118,939.52 × 62,305.18
  4. Step 4: Simplify right side
    86,216.38x = 7,410,548,202.71
  5. Step 5: Solve for x
    x = 7,410,548,202.71/86,216.38
  6. Step 6: Final answer
    x = 85,952.90

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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.