Home / 86,531.58-119,405.98-48,288.24

Finding the Fourth Proportional to 86,531.58, 119,405.98 and 48,288.24

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Solution

The fourth proportional to 86,531.58, 119,405.98 and 48,288.24 is: 66,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,531.58 : 119,405.98 = 48,288.24 : x
  2. Step 2: Convert to fraction form
    86,531.58/119,405.98 = 48,288.24/x
  3. Step 3: Cross multiply
    86,531.58x = 119,405.98 × 48,288.24
  4. Step 4: Simplify right side
    86,531.58x = 5,765,904,619.68
  5. Step 5: Solve for x
    x = 5,765,904,619.68/86,531.58
  6. Step 6: Final answer
    x = 66,633.53

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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.