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Finding the Fourth Proportional to 176,475.66, 264,711.21 and 43,356.54

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Solution

The fourth proportional to 176,475.66, 264,711.21 and 43,356.54 is: 65,034.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,475.66 : 264,711.21 = 43,356.54 : x
  2. Step 2: Convert to fraction form
    176,475.66/264,711.21 = 43,356.54/x
  3. Step 3: Cross multiply
    176,475.66x = 264,711.21 × 43,356.54
  4. Step 4: Simplify right side
    176,475.66x = 11,476,962,164.81
  5. Step 5: Solve for x
    x = 11,476,962,164.81/176,475.66
  6. Step 6: Final answer
    x = 65,034.25

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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.