Home / 153,787.03-230,713.98-47,171.41

Finding the Fourth Proportional to 153,787.03, 230,713.98 and 47,171.41

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Solution

The fourth proportional to 153,787.03, 230,713.98 and 47,171.41 is: 70,767.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,787.03 : 230,713.98 = 47,171.41 : x
  2. Step 2: Convert to fraction form
    153,787.03/230,713.98 = 47,171.41/x
  3. Step 3: Cross multiply
    153,787.03x = 230,713.98 × 47,171.41
  4. Step 4: Simplify right side
    153,787.03x = 10,883,102,353.88
  5. Step 5: Solve for x
    x = 10,883,102,353.88/153,787.03
  6. Step 6: Final answer
    x = 70,767.36

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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.