Home / 167,943.40-251,909.70-55,628.80

Finding the Fourth Proportional to 167,943.40, 251,909.70 and 55,628.80

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Solution

The fourth proportional to 167,943.40, 251,909.70 and 55,628.80 is: 83,441.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,943.40 : 251,909.70 = 55,628.80 : x
  2. Step 2: Convert to fraction form
    167,943.40/251,909.70 = 55,628.80/x
  3. Step 3: Cross multiply
    167,943.40x = 251,909.70 × 55,628.80
  4. Step 4: Simplify right side
    167,943.40x = 14,013,434,319.36
  5. Step 5: Solve for x
    x = 14,013,434,319.36/167,943.40
  6. Step 6: Final answer
    x = 83,441.41

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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.