Home / 86,529.57-119,403.23-48,286.23

Finding the Fourth Proportional to 86,529.57, 119,403.23 and 48,286.23

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Solution

The fourth proportional to 86,529.57, 119,403.23 and 48,286.23 is: 66,630.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,529.57 : 119,403.23 = 48,286.23 : x
  2. Step 2: Convert to fraction form
    86,529.57/119,403.23 = 48,286.23/x
  3. Step 3: Cross multiply
    86,529.57x = 119,403.23 × 48,286.23
  4. Step 4: Simplify right side
    86,529.57x = 5,765,531,585.09
  5. Step 5: Solve for x
    x = 5,765,531,585.09/86,529.57
  6. Step 6: Final answer
    x = 66,630.77

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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.