Home / 86,504.16-119,357.64-52,530.60

Finding the Fourth Proportional to 86,504.16, 119,357.64 and 52,530.60

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Solution

The fourth proportional to 86,504.16, 119,357.64 and 52,530.60 is: 72,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,504.16 : 119,357.64 = 52,530.60 : x
  2. Step 2: Convert to fraction form
    86,504.16/119,357.64 = 52,530.60/x
  3. Step 3: Cross multiply
    86,504.16x = 119,357.64 × 52,530.60
  4. Step 4: Simplify right side
    86,504.16x = 6,269,928,443.78
  5. Step 5: Solve for x
    x = 6,269,928,443.78/86,504.16
  6. Step 6: Final answer
    x = 72,481.24

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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.