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Finding the Fourth Proportional to 37,580.40, 56,076.53 and 37,361.70

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Solution

The fourth proportional to 37,580.40, 56,076.53 and 37,361.70 is: 55,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,580.40 : 56,076.53 = 37,361.70 : x
  2. Step 2: Convert to fraction form
    37,580.40/56,076.53 = 37,361.70/x
  3. Step 3: Cross multiply
    37,580.40x = 56,076.53 × 37,361.70
  4. Step 4: Simplify right side
    37,580.40x = 2,095,114,304.09
  5. Step 5: Solve for x
    x = 2,095,114,304.09/37,580.40
  6. Step 6: Final answer
    x = 55,750.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.