Home / 86,010.40-118,673.58-50,179.96

Finding the Fourth Proportional to 86,010.40, 118,673.58 and 50,179.96

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Solution

The fourth proportional to 86,010.40, 118,673.58 and 50,179.96 is: 69,236.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,010.40 : 118,673.58 = 50,179.96 : x
  2. Step 2: Convert to fraction form
    86,010.40/118,673.58 = 50,179.96/x
  3. Step 3: Cross multiply
    86,010.40x = 118,673.58 × 50,179.96
  4. Step 4: Simplify right side
    86,010.40x = 5,955,035,497.46
  5. Step 5: Solve for x
    x = 5,955,035,497.46/86,010.40
  6. Step 6: Final answer
    x = 69,236.23

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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.