Home / 194,521.40-268,516.84-167,189.28

Finding the Fourth Proportional to 194,521.40, 268,516.84 and 167,189.28

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Solution

The fourth proportional to 194,521.40, 268,516.84 and 167,189.28 is: 230,787.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,521.40 : 268,516.84 = 167,189.28 : x
  2. Step 2: Convert to fraction form
    194,521.40/268,516.84 = 167,189.28/x
  3. Step 3: Cross multiply
    194,521.40x = 268,516.84 × 167,189.28
  4. Step 4: Simplify right side
    194,521.40x = 44,893,137,147.48
  5. Step 5: Solve for x
    x = 44,893,137,147.48/194,521.40
  6. Step 6: Final answer
    x = 230,787.65

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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.