Home / 86,179.33-118,927.18-48,453.58

Finding the Fourth Proportional to 86,179.33, 118,927.18 and 48,453.58

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Solution

The fourth proportional to 86,179.33, 118,927.18 and 48,453.58 is: 66,865.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,179.33 : 118,927.18 = 48,453.58 : x
  2. Step 2: Convert to fraction form
    86,179.33/118,927.18 = 48,453.58/x
  3. Step 3: Cross multiply
    86,179.33x = 118,927.18 × 48,453.58
  4. Step 4: Simplify right side
    86,179.33x = 5,762,447,630.30
  5. Step 5: Solve for x
    x = 5,762,447,630.30/86,179.33
  6. Step 6: Final answer
    x = 66,865.77

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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.