Home / 167,947.80-251,921.70-49,620.30

Finding the Fourth Proportional to 167,947.80, 251,921.70 and 49,620.30

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Solution

The fourth proportional to 167,947.80, 251,921.70 and 49,620.30 is: 74,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,947.80 : 251,921.70 = 49,620.30 : x
  2. Step 2: Convert to fraction form
    167,947.80/251,921.70 = 49,620.30/x
  3. Step 3: Cross multiply
    167,947.80x = 251,921.70 × 49,620.30
  4. Step 4: Simplify right side
    167,947.80x = 12,500,430,330.51
  5. Step 5: Solve for x
    x = 12,500,430,330.51/167,947.80
  6. Step 6: Final answer
    x = 74,430.45

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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.