Home / 140,706.64-194,173.23-77,044.43

Finding the Fourth Proportional to 140,706.64, 194,173.23 and 77,044.43

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Solution

The fourth proportional to 140,706.64, 194,173.23 and 77,044.43 is: 106,320.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,706.64 : 194,173.23 = 77,044.43 : x
  2. Step 2: Convert to fraction form
    140,706.64/194,173.23 = 77,044.43/x
  3. Step 3: Cross multiply
    140,706.64x = 194,173.23 × 77,044.43
  4. Step 4: Simplify right side
    140,706.64x = 14,959,966,600.96
  5. Step 5: Solve for x
    x = 14,959,966,600.96/140,706.64
  6. Step 6: Final answer
    x = 106,320.26

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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.