Home / 86,535.94-119,425.17-48,809.38

Finding the Fourth Proportional to 86,535.94, 119,425.17 and 48,809.38

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Solution

The fourth proportional to 86,535.94, 119,425.17 and 48,809.38 is: 67,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,535.94 : 119,425.17 = 48,809.38 : x
  2. Step 2: Convert to fraction form
    86,535.94/119,425.17 = 48,809.38/x
  3. Step 3: Cross multiply
    86,535.94x = 119,425.17 × 48,809.38
  4. Step 4: Simplify right side
    86,535.94x = 5,829,068,504.09
  5. Step 5: Solve for x
    x = 5,829,068,504.09/86,535.94
  6. Step 6: Final answer
    x = 67,360.09

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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.