Home / 106,220.84-146,583.96-58,475

Finding the Fourth Proportional to 106,220.84, 146,583.96 and 58,475

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Solution

The fourth proportional to 106,220.84, 146,583.96 and 58,475 is: 80,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,220.84 : 146,583.96 = 58,475 : x
  2. Step 2: Convert to fraction form
    106,220.84/146,583.96 = 58,475/x
  3. Step 3: Cross multiply
    106,220.84x = 146,583.96 × 58,475
  4. Step 4: Simplify right side
    106,220.84x = 8,571,497,061
  5. Step 5: Solve for x
    x = 8,571,497,061/106,220.84
  6. Step 6: Final answer
    x = 80,695.06

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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.