Home / 174,532.40-261,928.20-69,426.80

Finding the Fourth Proportional to 174,532.40, 261,928.20 and 69,426.80

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Solution

The fourth proportional to 174,532.40, 261,928.20 and 69,426.80 is: 104,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,532.40 : 261,928.20 = 69,426.80 : x
  2. Step 2: Convert to fraction form
    174,532.40/261,928.20 = 69,426.80/x
  3. Step 3: Cross multiply
    174,532.40x = 261,928.20 × 69,426.80
  4. Step 4: Simplify right side
    174,532.40x = 18,184,836,755.76
  5. Step 5: Solve for x
    x = 18,184,836,755.76/174,532.40
  6. Step 6: Final answer
    x = 104,191.75

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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.