Home / 108,968.24-163,461.77-30,082.48

Finding the Fourth Proportional to 108,968.24, 163,461.77 and 30,082.48

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Solution

The fourth proportional to 108,968.24, 163,461.77 and 30,082.48 is: 45,126.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,968.24 : 163,461.77 = 30,082.48 : x
  2. Step 2: Convert to fraction form
    108,968.24/163,461.77 = 30,082.48/x
  3. Step 3: Cross multiply
    108,968.24x = 163,461.77 × 30,082.48
  4. Step 4: Simplify right side
    108,968.24x = 4,917,334,459.07
  5. Step 5: Solve for x
    x = 4,917,334,459.07/108,968.24
  6. Step 6: Final answer
    x = 45,126.31

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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.