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Finding the Fourth Proportional to 176,440.93, 264,512.62 and 76,525.90

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Solution

The fourth proportional to 176,440.93, 264,512.62 and 76,525.90 is: 114,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,440.93 : 264,512.62 = 76,525.90 : x
  2. Step 2: Convert to fraction form
    176,440.93/264,512.62 = 76,525.90/x
  3. Step 3: Cross multiply
    176,440.93x = 264,512.62 × 76,525.90
  4. Step 4: Simplify right side
    176,440.93x = 20,242,066,306.86
  5. Step 5: Solve for x
    x = 20,242,066,306.86/176,440.93
  6. Step 6: Final answer
    x = 114,724.32

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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.