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Finding the Fourth Proportional to 141,361.68, 212,041.36 and 36,180.48

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Solution

The fourth proportional to 141,361.68, 212,041.36 and 36,180.48 is: 54,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,361.68 : 212,041.36 = 36,180.48 : x
  2. Step 2: Convert to fraction form
    141,361.68/212,041.36 = 36,180.48/x
  3. Step 3: Cross multiply
    141,361.68x = 212,041.36 × 36,180.48
  4. Step 4: Simplify right side
    141,361.68x = 7,671,758,184.65
  5. Step 5: Solve for x
    x = 7,671,758,184.65/141,361.68
  6. Step 6: Final answer
    x = 54,270.42

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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.