Home / 108,959.58-163,427.13-30,085.02

Finding the Fourth Proportional to 108,959.58, 163,427.13 and 30,085.02

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Solution

The fourth proportional to 108,959.58, 163,427.13 and 30,085.02 is: 45,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,959.58 : 163,427.13 = 30,085.02 : x
  2. Step 2: Convert to fraction form
    108,959.58/163,427.13 = 30,085.02/x
  3. Step 3: Cross multiply
    108,959.58x = 163,427.13 × 30,085.02
  4. Step 4: Simplify right side
    108,959.58x = 4,916,708,474.59
  5. Step 5: Solve for x
    x = 4,916,708,474.59/108,959.58
  6. Step 6: Final answer
    x = 45,124.15

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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.