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Finding the Fourth Proportional to 176,532.66, 264,649.73 and 76,617.74

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Solution

The fourth proportional to 176,532.66, 264,649.73 and 76,617.74 is: 114,861.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,532.66 : 264,649.73 = 76,617.74 : x
  2. Step 2: Convert to fraction form
    176,532.66/264,649.73 = 76,617.74/x
  3. Step 3: Cross multiply
    176,532.66x = 264,649.73 × 76,617.74
  4. Step 4: Simplify right side
    176,532.66x = 20,276,864,482.75
  5. Step 5: Solve for x
    x = 20,276,864,482.75/176,532.66
  6. Step 6: Final answer
    x = 114,861.83

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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.