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Finding the Fourth Proportional to 121,463.60, 182,174.68 and 32,697.32

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Solution

The fourth proportional to 121,463.60, 182,174.68 and 32,697.32 is: 49,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,463.60 : 182,174.68 = 32,697.32 : x
  2. Step 2: Convert to fraction form
    121,463.60/182,174.68 = 32,697.32/x
  3. Step 3: Cross multiply
    121,463.60x = 182,174.68 × 32,697.32
  4. Step 4: Simplify right side
    121,463.60x = 5,956,623,807.86
  5. Step 5: Solve for x
    x = 5,956,623,807.86/121,463.60
  6. Step 6: Final answer
    x = 49,040.40

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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.