Home / 177,764.76-266,647.50-71,196.66

Finding the Fourth Proportional to 177,764.76, 266,647.50 and 71,196.66

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Solution

The fourth proportional to 177,764.76, 266,647.50 and 71,196.66 is: 106,795.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,764.76 : 266,647.50 = 71,196.66 : x
  2. Step 2: Convert to fraction form
    177,764.76/266,647.50 = 71,196.66/x
  3. Step 3: Cross multiply
    177,764.76x = 266,647.50 × 71,196.66
  4. Step 4: Simplify right side
    177,764.76x = 18,984,411,397.35
  5. Step 5: Solve for x
    x = 18,984,411,397.35/177,764.76
  6. Step 6: Final answer
    x = 106,795.13

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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.