Home / 86,243.94-119,014.92-48,517.38

Finding the Fourth Proportional to 86,243.94, 119,014.92 and 48,517.38

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Solution

The fourth proportional to 86,243.94, 119,014.92 and 48,517.38 is: 66,953.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,243.94 : 119,014.92 = 48,517.38 : x
  2. Step 2: Convert to fraction form
    86,243.94/119,014.92 = 48,517.38/x
  3. Step 3: Cross multiply
    86,243.94x = 119,014.92 × 48,517.38
  4. Step 4: Simplify right side
    86,243.94x = 5,774,292,099.31
  5. Step 5: Solve for x
    x = 5,774,292,099.31/86,243.94
  6. Step 6: Final answer
    x = 66,953.02

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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.