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Finding the Fourth Proportional to 176,270.42, 264,224.64 and 69,611.13

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Solution

The fourth proportional to 176,270.42, 264,224.64 and 69,611.13 is: 104,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,270.42 : 264,224.64 = 69,611.13 : x
  2. Step 2: Convert to fraction form
    176,270.42/264,224.64 = 69,611.13/x
  3. Step 3: Cross multiply
    176,270.42x = 264,224.64 × 69,611.13
  4. Step 4: Simplify right side
    176,270.42x = 18,392,975,764.24
  5. Step 5: Solve for x
    x = 18,392,975,764.24/176,270.42
  6. Step 6: Final answer
    x = 104,345.22

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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.