Home / 174,030.14-261,161.86-111,744.38

Finding the Fourth Proportional to 174,030.14, 261,161.86 and 111,744.38

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Solution

The fourth proportional to 174,030.14, 261,161.86 and 111,744.38 is: 167,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,030.14 : 261,161.86 = 111,744.38 : x
  2. Step 2: Convert to fraction form
    174,030.14/261,161.86 = 111,744.38/x
  3. Step 3: Cross multiply
    174,030.14x = 261,161.86 × 111,744.38
  4. Step 4: Simplify right side
    174,030.14x = 29,183,370,125.35
  5. Step 5: Solve for x
    x = 29,183,370,125.35/174,030.14
  6. Step 6: Final answer
    x = 167,691.47

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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.