Home / 163,867.86-226,129.05-92,245.50

Finding the Fourth Proportional to 163,867.86, 226,129.05 and 92,245.50

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Solution

The fourth proportional to 163,867.86, 226,129.05 and 92,245.50 is: 127,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,867.86 : 226,129.05 = 92,245.50 : x
  2. Step 2: Convert to fraction form
    163,867.86/226,129.05 = 92,245.50/x
  3. Step 3: Cross multiply
    163,867.86x = 226,129.05 × 92,245.50
  4. Step 4: Simplify right side
    163,867.86x = 20,859,387,281.78
  5. Step 5: Solve for x
    x = 20,859,387,281.78/163,867.86
  6. Step 6: Final answer
    x = 127,293.95

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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.