Home / 108,891.77-163,338.48-30,010.32

Finding the Fourth Proportional to 108,891.77, 163,338.48 and 30,010.32

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Solution

The fourth proportional to 108,891.77, 163,338.48 and 30,010.32 is: 45,015.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,891.77 : 163,338.48 = 30,010.32 : x
  2. Step 2: Convert to fraction form
    108,891.77/163,338.48 = 30,010.32/x
  3. Step 3: Cross multiply
    108,891.77x = 163,338.48 × 30,010.32
  4. Step 4: Simplify right side
    108,891.77x = 4,901,840,053.11
  5. Step 5: Solve for x
    x = 4,901,840,053.11/108,891.77
  6. Step 6: Final answer
    x = 45,015.71

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1.5x scale

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.