Home / 140,608.29-194,035.87-83,248.35

Finding the Fourth Proportional to 140,608.29, 194,035.87 and 83,248.35

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Solution

The fourth proportional to 140,608.29, 194,035.87 and 83,248.35 is: 114,880.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,608.29 : 194,035.87 = 83,248.35 : x
  2. Step 2: Convert to fraction form
    140,608.29/194,035.87 = 83,248.35/x
  3. Step 3: Cross multiply
    140,608.29x = 194,035.87 × 83,248.35
  4. Step 4: Simplify right side
    140,608.29x = 16,153,166,018.31
  5. Step 5: Solve for x
    x = 16,153,166,018.31/140,608.29
  6. Step 6: Final answer
    x = 114,880.61

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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.