Home / 106,386.44-146,811.53-58,644.23

Finding the Fourth Proportional to 106,386.44, 146,811.53 and 58,644.23

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Solution

The fourth proportional to 106,386.44, 146,811.53 and 58,644.23 is: 80,928.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,386.44 : 146,811.53 = 58,644.23 : x
  2. Step 2: Convert to fraction form
    106,386.44/146,811.53 = 58,644.23/x
  3. Step 3: Cross multiply
    106,386.44x = 146,811.53 × 58,644.23
  4. Step 4: Simplify right side
    106,386.44x = 8,609,649,131.97
  5. Step 5: Solve for x
    x = 8,609,649,131.97/106,386.44
  6. Step 6: Final answer
    x = 80,928.07

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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.