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Finding the Fourth Proportional to 182,784.96, 274,200 and 89,220

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Solution

The fourth proportional to 182,784.96, 274,200 and 89,220 is: 133,841.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,784.96 : 274,200 = 89,220 : x
  2. Step 2: Convert to fraction form
    182,784.96/274,200 = 89,220/x
  3. Step 3: Cross multiply
    182,784.96x = 274,200 × 89,220
  4. Step 4: Simplify right side
    182,784.96x = 24,464,124,000
  5. Step 5: Solve for x
    x = 24,464,124,000/182,784.96
  6. Step 6: Final answer
    x = 133,841.01

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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.