Home / 140,938.93-194,520.59-84,350.17

Finding the Fourth Proportional to 140,938.93, 194,520.59 and 84,350.17

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Solution

The fourth proportional to 140,938.93, 194,520.59 and 84,350.17 is: 116,418.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,938.93 : 194,520.59 = 84,350.17 : x
  2. Step 2: Convert to fraction form
    140,938.93/194,520.59 = 84,350.17/x
  3. Step 3: Cross multiply
    140,938.93x = 194,520.59 × 84,350.17
  4. Step 4: Simplify right side
    140,938.93x = 16,407,844,835.00
  5. Step 5: Solve for x
    x = 16,407,844,835.00/140,938.93
  6. Step 6: Final answer
    x = 116,418.12

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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.