Home / 140,996.61-194,571.86-76,462.29

Finding the Fourth Proportional to 140,996.61, 194,571.86 and 76,462.29

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Solution

The fourth proportional to 140,996.61, 194,571.86 and 76,462.29 is: 105,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,996.61 : 194,571.86 = 76,462.29 : x
  2. Step 2: Convert to fraction form
    140,996.61/194,571.86 = 76,462.29/x
  3. Step 3: Cross multiply
    140,996.61x = 194,571.86 × 76,462.29
  4. Step 4: Simplify right side
    140,996.61x = 14,877,409,602.85
  5. Step 5: Solve for x
    x = 14,877,409,602.85/140,996.61
  6. Step 6: Final answer
    x = 105,516.08

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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.