Home / 118,534.38-177,801.39-54,485.34

Finding the Fourth Proportional to 118,534.38, 177,801.39 and 54,485.34

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Solution

The fourth proportional to 118,534.38, 177,801.39 and 54,485.34 is: 81,727.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,534.38 : 177,801.39 = 54,485.34 : x
  2. Step 2: Convert to fraction form
    118,534.38/177,801.39 = 54,485.34/x
  3. Step 3: Cross multiply
    118,534.38x = 177,801.39 × 54,485.34
  4. Step 4: Simplify right side
    118,534.38x = 9,687,569,186.62
  5. Step 5: Solve for x
    x = 9,687,569,186.62/118,534.38
  6. Step 6: Final answer
    x = 81,727.93

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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.