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Finding the Fourth Proportional to 176,429.48, 264,645.59 and 43,310.89

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Solution

The fourth proportional to 176,429.48, 264,645.59 and 43,310.89 is: 64,966.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,429.48 : 264,645.59 = 43,310.89 : x
  2. Step 2: Convert to fraction form
    176,429.48/264,645.59 = 43,310.89/x
  3. Step 3: Cross multiply
    176,429.48x = 264,645.59 × 43,310.89
  4. Step 4: Simplify right side
    176,429.48x = 11,462,036,037.48
  5. Step 5: Solve for x
    x = 11,462,036,037.48/176,429.48
  6. Step 6: Final answer
    x = 64,966.67

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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.