Home / 175,382.56-263,220.80-91,194.40

Finding the Fourth Proportional to 175,382.56, 263,220.80 and 91,194.40

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Solution

The fourth proportional to 175,382.56, 263,220.80 and 91,194.40 is: 136,868.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,382.56 : 263,220.80 = 91,194.40 : x
  2. Step 2: Convert to fraction form
    175,382.56/263,220.80 = 91,194.40/x
  3. Step 3: Cross multiply
    175,382.56x = 263,220.80 × 91,194.40
  4. Step 4: Simplify right side
    175,382.56x = 24,004,262,923.52
  5. Step 5: Solve for x
    x = 24,004,262,923.52/175,382.56
  6. Step 6: Final answer
    x = 136,868.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.