Home / 199,599.08-275,444.51-108,954.32

Finding the Fourth Proportional to 199,599.08, 275,444.51 and 108,954.32

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Solution

The fourth proportional to 199,599.08, 275,444.51 and 108,954.32 is: 150,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,599.08 : 275,444.51 = 108,954.32 : x
  2. Step 2: Convert to fraction form
    199,599.08/275,444.51 = 108,954.32/x
  3. Step 3: Cross multiply
    199,599.08x = 275,444.51 × 108,954.32
  4. Step 4: Simplify right side
    199,599.08x = 30,010,867,362.79
  5. Step 5: Solve for x
    x = 30,010,867,362.79/199,599.08
  6. Step 6: Final answer
    x = 150,355.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.