Home / 177,769.70-266,692.95-53,123.30

Finding the Fourth Proportional to 177,769.70, 266,692.95 and 53,123.30

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Solution

The fourth proportional to 177,769.70, 266,692.95 and 53,123.30 is: 79,696.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,769.70 : 266,692.95 = 53,123.30 : x
  2. Step 2: Convert to fraction form
    177,769.70/266,692.95 = 53,123.30/x
  3. Step 3: Cross multiply
    177,769.70x = 266,692.95 × 53,123.30
  4. Step 4: Simplify right side
    177,769.70x = 14,167,609,590.74
  5. Step 5: Solve for x
    x = 14,167,609,590.74/177,769.70
  6. Step 6: Final answer
    x = 79,696.43

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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.