Home / 177,849.40-266,749.80-53,190.40

Finding the Fourth Proportional to 177,849.40, 266,749.80 and 53,190.40

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Solution

The fourth proportional to 177,849.40, 266,749.80 and 53,190.40 is: 79,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,849.40 : 266,749.80 = 53,190.40 : x
  2. Step 2: Convert to fraction form
    177,849.40/266,749.80 = 53,190.40/x
  3. Step 3: Cross multiply
    177,849.40x = 266,749.80 × 53,190.40
  4. Step 4: Simplify right side
    177,849.40x = 14,188,528,561.92
  5. Step 5: Solve for x
    x = 14,188,528,561.92/177,849.40
  6. Step 6: Final answer
    x = 79,778.33

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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.