Home / 106,939.23-147,586.64-59,194.59

Finding the Fourth Proportional to 106,939.23, 147,586.64 and 59,194.59

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Solution

The fourth proportional to 106,939.23, 147,586.64 and 59,194.59 is: 81,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,939.23 : 147,586.64 = 59,194.59 : x
  2. Step 2: Convert to fraction form
    106,939.23/147,586.64 = 59,194.59/x
  3. Step 3: Cross multiply
    106,939.23x = 147,586.64 × 59,194.59
  4. Step 4: Simplify right side
    106,939.23x = 8,736,330,348.30
  5. Step 5: Solve for x
    x = 8,736,330,348.30/106,939.23
  6. Step 6: Final answer
    x = 81,694.34

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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.