Home / 86,540.04-119,425.36-48,299.59

Finding the Fourth Proportional to 86,540.04, 119,425.36 and 48,299.59

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Solution

The fourth proportional to 86,540.04, 119,425.36 and 48,299.59 is: 66,653.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,540.04 : 119,425.36 = 48,299.59 : x
  2. Step 2: Convert to fraction form
    86,540.04/119,425.36 = 48,299.59/x
  3. Step 3: Cross multiply
    86,540.04x = 119,425.36 × 48,299.59
  4. Step 4: Simplify right side
    86,540.04x = 5,768,195,923.60
  5. Step 5: Solve for x
    x = 5,768,195,923.60/86,540.04
  6. Step 6: Final answer
    x = 66,653.49

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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.