Home / 174,826.80-262,240.20-118,839.60

Finding the Fourth Proportional to 174,826.80, 262,240.20 and 118,839.60

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Solution

The fourth proportional to 174,826.80, 262,240.20 and 118,839.60 is: 178,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,826.80 : 262,240.20 = 118,839.60 : x
  2. Step 2: Convert to fraction form
    174,826.80/262,240.20 = 118,839.60/x
  3. Step 3: Cross multiply
    174,826.80x = 262,240.20 × 118,839.60
  4. Step 4: Simplify right side
    174,826.80x = 31,164,520,471.92
  5. Step 5: Solve for x
    x = 31,164,520,471.92/174,826.80
  6. Step 6: Final answer
    x = 178,259.40

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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.