Home / 108,945.41-163,427.54-30,059.64

Finding the Fourth Proportional to 108,945.41, 163,427.54 and 30,059.64

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Solution

The fourth proportional to 108,945.41, 163,427.54 and 30,059.64 is: 45,092.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,945.41 : 163,427.54 = 30,059.64 : x
  2. Step 2: Convert to fraction form
    108,945.41/163,427.54 = 30,059.64/x
  3. Step 3: Cross multiply
    108,945.41x = 163,427.54 × 30,059.64
  4. Step 4: Simplify right side
    108,945.41x = 4,912,572,868.19
  5. Step 5: Solve for x
    x = 4,912,572,868.19/108,945.41
  6. Step 6: Final answer
    x = 45,092.06

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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.