Home / 161,021.40-241,436.10-98,736.60

Finding the Fourth Proportional to 161,021.40, 241,436.10 and 98,736.60

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Solution

The fourth proportional to 161,021.40, 241,436.10 and 98,736.60 is: 148,046.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,021.40 : 241,436.10 = 98,736.60 : x
  2. Step 2: Convert to fraction form
    161,021.40/241,436.10 = 98,736.60/x
  3. Step 3: Cross multiply
    161,021.40x = 241,436.10 × 98,736.60
  4. Step 4: Simplify right side
    161,021.40x = 23,838,579,631.26
  5. Step 5: Solve for x
    x = 23,838,579,631.26/161,021.40
  6. Step 6: Final answer
    x = 148,046.03

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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.