Home / 177,868.81-266,501.89-107,600.50

Finding the Fourth Proportional to 177,868.81, 266,501.89 and 107,600.50

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Solution

The fourth proportional to 177,868.81, 266,501.89 and 107,600.50 is: 161,218.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,868.81 : 266,501.89 = 107,600.50 : x
  2. Step 2: Convert to fraction form
    177,868.81/266,501.89 = 107,600.50/x
  3. Step 3: Cross multiply
    177,868.81x = 266,501.89 × 107,600.50
  4. Step 4: Simplify right side
    177,868.81x = 28,675,736,614.95
  5. Step 5: Solve for x
    x = 28,675,736,614.95/177,868.81
  6. Step 6: Final answer
    x = 161,218.47

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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.