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Finding the Fourth Proportional to 167,360.40, 251,040.60 and 42,701.40

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Solution

The fourth proportional to 167,360.40, 251,040.60 and 42,701.40 is: 64,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,360.40 : 251,040.60 = 42,701.40 : x
  2. Step 2: Convert to fraction form
    167,360.40/251,040.60 = 42,701.40/x
  3. Step 3: Cross multiply
    167,360.40x = 251,040.60 × 42,701.40
  4. Step 4: Simplify right side
    167,360.40x = 10,719,785,076.84
  5. Step 5: Solve for x
    x = 10,719,785,076.84/167,360.40
  6. Step 6: Final answer
    x = 64,052.10

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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.