Home / 105,806.49-146,007.14-58,056.09

Finding the Fourth Proportional to 105,806.49, 146,007.14 and 58,056.09

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Solution

The fourth proportional to 105,806.49, 146,007.14 and 58,056.09 is: 80,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,806.49 : 146,007.14 = 58,056.09 : x
  2. Step 2: Convert to fraction form
    105,806.49/146,007.14 = 58,056.09/x
  3. Step 3: Cross multiply
    105,806.49x = 146,007.14 × 58,056.09
  4. Step 4: Simplify right side
    105,806.49x = 8,476,603,660.48
  5. Step 5: Solve for x
    x = 8,476,603,660.48/105,806.49
  6. Step 6: Final answer
    x = 80,114.21

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1.5x scale

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.