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Finding the Fourth Proportional to 176,823.36, 265,232.42 and 43,703.61

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Solution

The fourth proportional to 176,823.36, 265,232.42 and 43,703.61 is: 65,554.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,823.36 : 265,232.42 = 43,703.61 : x
  2. Step 2: Convert to fraction form
    176,823.36/265,232.42 = 43,703.61/x
  3. Step 3: Cross multiply
    176,823.36x = 265,232.42 × 43,703.61
  4. Step 4: Simplify right side
    176,823.36x = 11,591,614,024.52
  5. Step 5: Solve for x
    x = 11,591,614,024.52/176,823.36
  6. Step 6: Final answer
    x = 65,554.77

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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.