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Finding the Fourth Proportional to 374,181.95, 561,205.49 and 107,877.03

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Solution

The fourth proportional to 374,181.95, 561,205.49 and 107,877.03 is: 161,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,181.95 : 561,205.49 = 107,877.03 : x
  2. Step 2: Convert to fraction form
    374,181.95/561,205.49 = 107,877.03/x
  3. Step 3: Cross multiply
    374,181.95x = 561,205.49 × 107,877.03
  4. Step 4: Simplify right side
    374,181.95x = 60,541,180,941.51
  5. Step 5: Solve for x
    x = 60,541,180,941.51/374,181.95
  6. Step 6: Final answer
    x = 161,796.10

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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.