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Finding the Fourth Proportional to 176,509.56, 264,762 and 43,390.92

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Solution

The fourth proportional to 176,509.56, 264,762 and 43,390.92 is: 65,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,509.56 : 264,762 = 43,390.92 : x
  2. Step 2: Convert to fraction form
    176,509.56/264,762 = 43,390.92/x
  3. Step 3: Cross multiply
    176,509.56x = 264,762 × 43,390.92
  4. Step 4: Simplify right side
    176,509.56x = 11,488,266,761.04
  5. Step 5: Solve for x
    x = 11,488,266,761.04/176,509.56
  6. Step 6: Final answer
    x = 65,085.80

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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.