Home / 115,871.08-173,806.62-53,533.48

Finding the Fourth Proportional to 115,871.08, 173,806.62 and 53,533.48

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Solution

The fourth proportional to 115,871.08, 173,806.62 and 53,533.48 is: 80,300.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,871.08 : 173,806.62 = 53,533.48 : x
  2. Step 2: Convert to fraction form
    115,871.08/173,806.62 = 53,533.48/x
  3. Step 3: Cross multiply
    115,871.08x = 173,806.62 × 53,533.48
  4. Step 4: Simplify right side
    115,871.08x = 9,304,473,215.64
  5. Step 5: Solve for x
    x = 9,304,473,215.64/115,871.08
  6. Step 6: Final answer
    x = 80,300.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.