Home / 174,339.57-261,649.44-90,124.41

Finding the Fourth Proportional to 174,339.57, 261,649.44 and 90,124.41

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Solution

The fourth proportional to 174,339.57, 261,649.44 and 90,124.41 is: 135,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,339.57 : 261,649.44 = 90,124.41 : x
  2. Step 2: Convert to fraction form
    174,339.57/261,649.44 = 90,124.41/x
  3. Step 3: Cross multiply
    174,339.57x = 261,649.44 × 90,124.41
  4. Step 4: Simplify right side
    174,339.57x = 23,581,001,406.83
  5. Step 5: Solve for x
    x = 23,581,001,406.83/174,339.57
  6. Step 6: Final answer
    x = 135,259.03

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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.