Home / 194,553.79-268,501.88-118,092.39

Finding the Fourth Proportional to 194,553.79, 268,501.88 and 118,092.39

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Solution

The fourth proportional to 194,553.79, 268,501.88 and 118,092.39 is: 162,978.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,553.79 : 268,501.88 = 118,092.39 : x
  2. Step 2: Convert to fraction form
    194,553.79/268,501.88 = 118,092.39/x
  3. Step 3: Cross multiply
    194,553.79x = 268,501.88 × 118,092.39
  4. Step 4: Simplify right side
    194,553.79x = 31,708,028,728.69
  5. Step 5: Solve for x
    x = 31,708,028,728.69/194,553.79
  6. Step 6: Final answer
    x = 162,978.21

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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.