Home / 163,989.18-226,306.32-92,362.50

Finding the Fourth Proportional to 163,989.18, 226,306.32 and 92,362.50

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Solution

The fourth proportional to 163,989.18, 226,306.32 and 92,362.50 is: 127,460.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,989.18 : 226,306.32 = 92,362.50 : x
  2. Step 2: Convert to fraction form
    163,989.18/226,306.32 = 92,362.50/x
  3. Step 3: Cross multiply
    163,989.18x = 226,306.32 × 92,362.50
  4. Step 4: Simplify right side
    163,989.18x = 20,902,217,481
  5. Step 5: Solve for x
    x = 20,902,217,481/163,989.18
  6. Step 6: Final answer
    x = 127,460.95

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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.