Home / 100,954.94-139,312.83-58,527.26

Finding the Fourth Proportional to 100,954.94, 139,312.83 and 58,527.26

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Solution

The fourth proportional to 100,954.94, 139,312.83 and 58,527.26 is: 80,764.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,954.94 : 139,312.83 = 58,527.26 : x
  2. Step 2: Convert to fraction form
    100,954.94/139,312.83 = 58,527.26/x
  3. Step 3: Cross multiply
    100,954.94x = 139,312.83 × 58,527.26
  4. Step 4: Simplify right side
    100,954.94x = 8,153,598,222.75
  5. Step 5: Solve for x
    x = 8,153,598,222.75/100,954.94
  6. Step 6: Final answer
    x = 80,764.73

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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.