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Finding the Fourth Proportional to 183,109.80, 274,459.90 and 104,261.80

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Solution

The fourth proportional to 183,109.80, 274,459.90 and 104,261.80 is: 156,276.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,109.80 : 274,459.90 = 104,261.80 : x
  2. Step 2: Convert to fraction form
    183,109.80/274,459.90 = 104,261.80/x
  3. Step 3: Cross multiply
    183,109.80x = 274,459.90 × 104,261.80
  4. Step 4: Simplify right side
    183,109.80x = 28,615,683,201.82
  5. Step 5: Solve for x
    x = 28,615,683,201.82/183,109.80
  6. Step 6: Final answer
    x = 156,276.09

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1.5x scale

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.