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Finding the Fourth Proportional to 177,156.50, 244,475.97 and 97,668.50

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Solution

The fourth proportional to 177,156.50, 244,475.97 and 97,668.50 is: 134,782.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,156.50 : 244,475.97 = 97,668.50 : x
  2. Step 2: Convert to fraction form
    177,156.50/244,475.97 = 97,668.50/x
  3. Step 3: Cross multiply
    177,156.50x = 244,475.97 × 97,668.50
  4. Step 4: Simplify right side
    177,156.50x = 23,877,601,275.95
  5. Step 5: Solve for x
    x = 23,877,601,275.95/177,156.50
  6. Step 6: Final answer
    x = 134,782.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.