Home / 134,171.43-185,174.06-86,563.27

Finding the Fourth Proportional to 134,171.43, 185,174.06 and 86,563.27

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Solution

The fourth proportional to 134,171.43, 185,174.06 and 86,563.27 is: 119,468.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,171.43 : 185,174.06 = 86,563.27 : x
  2. Step 2: Convert to fraction form
    134,171.43/185,174.06 = 86,563.27/x
  3. Step 3: Cross multiply
    134,171.43x = 185,174.06 × 86,563.27
  4. Step 4: Simplify right side
    134,171.43x = 16,029,272,152.78
  5. Step 5: Solve for x
    x = 16,029,272,152.78/134,171.43
  6. Step 6: Final answer
    x = 119,468.59

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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.