Home / 163,986.18-226,302.18-92,359.50

Finding the Fourth Proportional to 163,986.18, 226,302.18 and 92,359.50

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Solution

The fourth proportional to 163,986.18, 226,302.18 and 92,359.50 is: 127,456.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,986.18 : 226,302.18 = 92,359.50 : x
  2. Step 2: Convert to fraction form
    163,986.18/226,302.18 = 92,359.50/x
  3. Step 3: Cross multiply
    163,986.18x = 226,302.18 × 92,359.50
  4. Step 4: Simplify right side
    163,986.18x = 20,901,156,193.71
  5. Step 5: Solve for x
    x = 20,901,156,193.71/163,986.18
  6. Step 6: Final answer
    x = 127,456.81

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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.