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Finding the Fourth Proportional to 181,673.64, 272,432.70 and 63,309.96

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Solution

The fourth proportional to 181,673.64, 272,432.70 and 63,309.96 is: 94,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,673.64 : 272,432.70 = 63,309.96 : x
  2. Step 2: Convert to fraction form
    181,673.64/272,432.70 = 63,309.96/x
  3. Step 3: Cross multiply
    181,673.64x = 272,432.70 × 63,309.96
  4. Step 4: Simplify right side
    181,673.64x = 17,247,703,339.69
  5. Step 5: Solve for x
    x = 17,247,703,339.69/181,673.64
  6. Step 6: Final answer
    x = 94,937.84

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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.