Home / 106,315.38-146,717.10-58,568.40

Finding the Fourth Proportional to 106,315.38, 146,717.10 and 58,568.40

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Solution

The fourth proportional to 106,315.38, 146,717.10 and 58,568.40 is: 80,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,315.38 : 146,717.10 = 58,568.40 : x
  2. Step 2: Convert to fraction form
    106,315.38/146,717.10 = 58,568.40/x
  3. Step 3: Cross multiply
    106,315.38x = 146,717.10 × 58,568.40
  4. Step 4: Simplify right side
    106,315.38x = 8,592,985,799.64
  5. Step 5: Solve for x
    x = 8,592,985,799.64/106,315.38
  6. Step 6: Final answer
    x = 80,825.43

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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.