Home / 86,455.33-119,305.97-48,216.04

Finding the Fourth Proportional to 86,455.33, 119,305.97 and 48,216.04

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Solution

The fourth proportional to 86,455.33, 119,305.97 and 48,216.04 is: 66,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,455.33 : 119,305.97 = 48,216.04 : x
  2. Step 2: Convert to fraction form
    86,455.33/119,305.97 = 48,216.04/x
  3. Step 3: Cross multiply
    86,455.33x = 119,305.97 × 48,216.04
  4. Step 4: Simplify right side
    86,455.33x = 5,752,461,421.76
  5. Step 5: Solve for x
    x = 5,752,461,421.76/86,455.33
  6. Step 6: Final answer
    x = 66,536.80

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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.