Home / 86,356.13-119,171.45-50,544.41

Finding the Fourth Proportional to 86,356.13, 119,171.45 and 50,544.41

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Solution

The fourth proportional to 86,356.13, 119,171.45 and 50,544.41 is: 69,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,356.13 : 119,171.45 = 50,544.41 : x
  2. Step 2: Convert to fraction form
    86,356.13/119,171.45 = 50,544.41/x
  3. Step 3: Cross multiply
    86,356.13x = 119,171.45 × 50,544.41
  4. Step 4: Simplify right side
    86,356.13x = 6,023,450,159.60
  5. Step 5: Solve for x
    x = 6,023,450,159.60/86,356.13
  6. Step 6: Final answer
    x = 69,751.28

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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.