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Finding the Fourth Proportional to 176,581.53, 264,866.35 and 76,741.71

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Solution

The fourth proportional to 176,581.53, 264,866.35 and 76,741.71 is: 115,109.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,581.53 : 264,866.35 = 76,741.71 : x
  2. Step 2: Convert to fraction form
    176,581.53/264,866.35 = 76,741.71/x
  3. Step 3: Cross multiply
    176,581.53x = 264,866.35 × 76,741.71
  4. Step 4: Simplify right side
    176,581.53x = 20,326,296,620.46
  5. Step 5: Solve for x
    x = 20,326,296,620.46/176,581.53
  6. Step 6: Final answer
    x = 115,109.98

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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.