Home / 71,207.46-106,812.41-58,678.38

Finding the Fourth Proportional to 71,207.46, 106,812.41 and 58,678.38

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Solution

The fourth proportional to 71,207.46, 106,812.41 and 58,678.38 is: 88,018.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,207.46 : 106,812.41 = 58,678.38 : x
  2. Step 2: Convert to fraction form
    71,207.46/106,812.41 = 58,678.38/x
  3. Step 3: Cross multiply
    71,207.46x = 106,812.41 × 58,678.38
  4. Step 4: Simplify right side
    71,207.46x = 6,267,578,889.30
  5. Step 5: Solve for x
    x = 6,267,578,889.30/71,207.46
  6. Step 6: Final answer
    x = 88,018.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.