Home / 181,289.76-250,195.68-105,862.56

Finding the Fourth Proportional to 181,289.76, 250,195.68 and 105,862.56

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Solution

The fourth proportional to 181,289.76, 250,195.68 and 105,862.56 is: 146,099.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,289.76 : 250,195.68 = 105,862.56 : x
  2. Step 2: Convert to fraction form
    181,289.76/250,195.68 = 105,862.56/x
  3. Step 3: Cross multiply
    181,289.76x = 250,195.68 × 105,862.56
  4. Step 4: Simplify right side
    181,289.76x = 26,486,355,185.74
  5. Step 5: Solve for x
    x = 26,486,355,185.74/181,289.76
  6. Step 6: Final answer
    x = 146,099.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.