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Finding the Fourth Proportional to 242,165.66, 334,204.58 and 134,735.91

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Solution

The fourth proportional to 242,165.66, 334,204.58 and 134,735.91 is: 185,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,165.66 : 334,204.58 = 134,735.91 : x
  2. Step 2: Convert to fraction form
    242,165.66/334,204.58 = 134,735.91/x
  3. Step 3: Cross multiply
    242,165.66x = 334,204.58 × 134,735.91
  4. Step 4: Simplify right side
    242,165.66x = 45,029,357,538.79
  5. Step 5: Solve for x
    x = 45,029,357,538.79/242,165.66
  6. Step 6: Final answer
    x = 185,944.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.