Home / 86,076.06-118,751.66-63,468.56

Finding the Fourth Proportional to 86,076.06, 118,751.66 and 63,468.56

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Solution

The fourth proportional to 86,076.06, 118,751.66 and 63,468.56 is: 87,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,076.06 : 118,751.66 = 63,468.56 : x
  2. Step 2: Convert to fraction form
    86,076.06/118,751.66 = 63,468.56/x
  3. Step 3: Cross multiply
    86,076.06x = 118,751.66 × 63,468.56
  4. Step 4: Simplify right side
    86,076.06x = 7,536,996,857.81
  5. Step 5: Solve for x
    x = 7,536,996,857.81/86,076.06
  6. Step 6: Final answer
    x = 87,562.06

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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.