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Finding the Fourth Proportional to 135,090, 202,635 and 36,594

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Solution

The fourth proportional to 135,090, 202,635 and 36,594 is: 54,891

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,090 : 202,635 = 36,594 : x
  2. Step 2: Convert to fraction form
    135,090/202,635 = 36,594/x
  3. Step 3: Cross multiply
    135,090x = 202,635 × 36,594
  4. Step 4: Simplify right side
    135,090x = 7,415,225,190
  5. Step 5: Solve for x
    x = 7,415,225,190/135,090
  6. Step 6: Final answer
    x = 54,891

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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.