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Finding the Fourth Proportional to 176,757.42, 265,136.68 and 43,637.69

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Solution

The fourth proportional to 176,757.42, 265,136.68 and 43,637.69 is: 65,456.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,757.42 : 265,136.68 = 43,637.69 : x
  2. Step 2: Convert to fraction form
    176,757.42/265,136.68 = 43,637.69/x
  3. Step 3: Cross multiply
    176,757.42x = 265,136.68 × 43,637.69
  4. Step 4: Simplify right side
    176,757.42x = 11,569,952,803.22
  5. Step 5: Solve for x
    x = 11,569,952,803.22/176,757.42
  6. Step 6: Final answer
    x = 65,456.67

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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.