Home / 174,469.76-240,526.40-117,791.36

Finding the Fourth Proportional to 174,469.76, 240,526.40 and 117,791.36

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Solution

The fourth proportional to 174,469.76, 240,526.40 and 117,791.36 is: 162,388.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,469.76 : 240,526.40 = 117,791.36 : x
  2. Step 2: Convert to fraction form
    174,469.76/240,526.40 = 117,791.36/x
  3. Step 3: Cross multiply
    174,469.76x = 240,526.40 × 117,791.36
  4. Step 4: Simplify right side
    174,469.76x = 28,331,931,771.90
  5. Step 5: Solve for x
    x = 28,331,931,771.90/174,469.76
  6. Step 6: Final answer
    x = 162,388.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.