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Finding the Fourth Proportional to 175,057.40, 262,602.44 and 135,658.74

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Solution

The fourth proportional to 175,057.40, 262,602.44 and 135,658.74 is: 203,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,057.40 : 262,602.44 = 135,658.74 : x
  2. Step 2: Convert to fraction form
    175,057.40/262,602.44 = 135,658.74/x
  3. Step 3: Cross multiply
    175,057.40x = 262,602.44 × 135,658.74
  4. Step 4: Simplify right side
    175,057.40x = 35,624,316,131.33
  5. Step 5: Solve for x
    x = 35,624,316,131.33/175,057.40
  6. Step 6: Final answer
    x = 203,500.77

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.