Home / 97,203.03-134,140.79-54,185.25

Finding the Fourth Proportional to 97,203.03, 134,140.79 and 54,185.25

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Solution

The fourth proportional to 97,203.03, 134,140.79 and 54,185.25 is: 74,775.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,203.03 : 134,140.79 = 54,185.25 : x
  2. Step 2: Convert to fraction form
    97,203.03/134,140.79 = 54,185.25/x
  3. Step 3: Cross multiply
    97,203.03x = 134,140.79 × 54,185.25
  4. Step 4: Simplify right side
    97,203.03x = 7,268,452,879.84
  5. Step 5: Solve for x
    x = 7,268,452,879.84/97,203.03
  6. Step 6: Final answer
    x = 74,775.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.