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Finding the Fourth Proportional to 242,735.94, 364,064.89 and 102,476.34

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Solution

The fourth proportional to 242,735.94, 364,064.89 and 102,476.34 is: 153,698.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,735.94 : 364,064.89 = 102,476.34 : x
  2. Step 2: Convert to fraction form
    242,735.94/364,064.89 = 102,476.34/x
  3. Step 3: Cross multiply
    242,735.94x = 364,064.89 × 102,476.34
  4. Step 4: Simplify right side
    242,735.94x = 37,308,037,449.70
  5. Step 5: Solve for x
    x = 37,308,037,449.70/242,735.94
  6. Step 6: Final answer
    x = 153,698.04

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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.