Home / 371,984.96-557,972.40-91,504.64

Finding the Fourth Proportional to 371,984.96, 557,972.40 and 91,504.64

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Solution

The fourth proportional to 371,984.96, 557,972.40 and 91,504.64 is: 137,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,984.96 : 557,972.40 = 91,504.64 : x
  2. Step 2: Convert to fraction form
    371,984.96/557,972.40 = 91,504.64/x
  3. Step 3: Cross multiply
    371,984.96x = 557,972.40 × 91,504.64
  4. Step 4: Simplify right side
    371,984.96x = 51,057,063,591.94
  5. Step 5: Solve for x
    x = 51,057,063,591.94/371,984.96
  6. Step 6: Final answer
    x = 137,255.72

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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.