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Finding the Fourth Proportional to 116,361.84, 174,431.43 and 37,420.50

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Solution

The fourth proportional to 116,361.84, 174,431.43 and 37,420.50 is: 56,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,361.84 : 174,431.43 = 37,420.50 : x
  2. Step 2: Convert to fraction form
    116,361.84/174,431.43 = 37,420.50/x
  3. Step 3: Cross multiply
    116,361.84x = 174,431.43 × 37,420.50
  4. Step 4: Simplify right side
    116,361.84x = 6,527,311,326.32
  5. Step 5: Solve for x
    x = 6,527,311,326.32/116,361.84
  6. Step 6: Final answer
    x = 56,094.95

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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.