Home / 167,868.38-251,802.60-55,518.45

Finding the Fourth Proportional to 167,868.38, 251,802.60 and 55,518.45

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Solution

The fourth proportional to 167,868.38, 251,802.60 and 55,518.45 is: 83,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,868.38 : 251,802.60 = 55,518.45 : x
  2. Step 2: Convert to fraction form
    167,868.38/251,802.60 = 55,518.45/x
  3. Step 3: Cross multiply
    167,868.38x = 251,802.60 × 55,518.45
  4. Step 4: Simplify right side
    167,868.38x = 13,979,690,057.97
  5. Step 5: Solve for x
    x = 13,979,690,057.97/167,868.38
  6. Step 6: Final answer
    x = 83,277.69

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1.5x scale

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.