Home / 177,326.20-266,075.70-135,191.80

Finding the Fourth Proportional to 177,326.20, 266,075.70 and 135,191.80

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Solution

The fourth proportional to 177,326.20, 266,075.70 and 135,191.80 is: 202,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,326.20 : 266,075.70 = 135,191.80 : x
  2. Step 2: Convert to fraction form
    177,326.20/266,075.70 = 135,191.80/x
  3. Step 3: Cross multiply
    177,326.20x = 266,075.70 × 135,191.80
  4. Step 4: Simplify right side
    177,326.20x = 35,971,252,819.26
  5. Step 5: Solve for x
    x = 35,971,252,819.26/177,326.20
  6. Step 6: Final answer
    x = 202,853.57

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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.