Home / 174,109.33-261,187.23-68,903.70

Finding the Fourth Proportional to 174,109.33, 261,187.23 and 68,903.70

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Solution

The fourth proportional to 174,109.33, 261,187.23 and 68,903.70 is: 103,364.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,109.33 : 261,187.23 = 68,903.70 : x
  2. Step 2: Convert to fraction form
    174,109.33/261,187.23 = 68,903.70/x
  3. Step 3: Cross multiply
    174,109.33x = 261,187.23 × 68,903.70
  4. Step 4: Simplify right side
    174,109.33x = 17,996,765,818.69
  5. Step 5: Solve for x
    x = 17,996,765,818.69/174,109.33
  6. Step 6: Final answer
    x = 103,364.74

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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.