Home / 106,025.04-146,314.60-58,278

Finding the Fourth Proportional to 106,025.04, 146,314.60 and 58,278

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Solution

The fourth proportional to 106,025.04, 146,314.60 and 58,278 is: 80,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.04 : 146,314.60 = 58,278 : x
  2. Step 2: Convert to fraction form
    106,025.04/146,314.60 = 58,278/x
  3. Step 3: Cross multiply
    106,025.04x = 146,314.60 × 58,278
  4. Step 4: Simplify right side
    106,025.04x = 8,526,922,258.80
  5. Step 5: Solve for x
    x = 8,526,922,258.80/106,025.04
  6. Step 6: Final answer
    x = 80,423.66

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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.