Home / 108,948.10-163,431.57-30,062.33

Finding the Fourth Proportional to 108,948.10, 163,431.57 and 30,062.33

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Solution

The fourth proportional to 108,948.10, 163,431.57 and 30,062.33 is: 45,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,948.10 : 163,431.57 = 30,062.33 : x
  2. Step 2: Convert to fraction form
    108,948.10/163,431.57 = 30,062.33/x
  3. Step 3: Cross multiply
    108,948.10x = 163,431.57 × 30,062.33
  4. Step 4: Simplify right side
    108,948.10x = 4,913,133,789.76
  5. Step 5: Solve for x
    x = 4,913,133,789.76/108,948.10
  6. Step 6: Final answer
    x = 45,096.09

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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.