Home / 194,553.85-268,438.63-118,071.16

Finding the Fourth Proportional to 194,553.85, 268,438.63 and 118,071.16

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Solution

The fourth proportional to 194,553.85, 268,438.63 and 118,071.16 is: 162,910.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,553.85 : 268,438.63 = 118,071.16 : x
  2. Step 2: Convert to fraction form
    194,553.85/268,438.63 = 118,071.16/x
  3. Step 3: Cross multiply
    194,553.85x = 268,438.63 × 118,071.16
  4. Step 4: Simplify right side
    194,553.85x = 31,694,860,432.91
  5. Step 5: Solve for x
    x = 31,694,860,432.91/194,553.85
  6. Step 6: Final answer
    x = 162,910.48

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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.