Home / 175,504.40-263,256.60-57,174.20

Finding the Fourth Proportional to 175,504.40, 263,256.60 and 57,174.20

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Solution

The fourth proportional to 175,504.40, 263,256.60 and 57,174.20 is: 85,761.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,504.40 : 263,256.60 = 57,174.20 : x
  2. Step 2: Convert to fraction form
    175,504.40/263,256.60 = 57,174.20/x
  3. Step 3: Cross multiply
    175,504.40x = 263,256.60 × 57,174.20
  4. Step 4: Simplify right side
    175,504.40x = 15,051,485,499.72
  5. Step 5: Solve for x
    x = 15,051,485,499.72/175,504.40
  6. Step 6: Final answer
    x = 85,761.30

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1.5x scale

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.