Home / 371,923.52-557,570.88-161,403.20

Finding the Fourth Proportional to 371,923.52, 557,570.88 and 161,403.20

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Solution

The fourth proportional to 371,923.52, 557,570.88 and 161,403.20 is: 241,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,923.52 : 557,570.88 = 161,403.20 : x
  2. Step 2: Convert to fraction form
    371,923.52/557,570.88 = 161,403.20/x
  3. Step 3: Cross multiply
    371,923.52x = 557,570.88 × 161,403.20
  4. Step 4: Simplify right side
    371,923.52x = 89,993,724,258.82
  5. Step 5: Solve for x
    x = 89,993,724,258.82/371,923.52
  6. Step 6: Final answer
    x = 241,968.36

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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.