Home / 49,980.22-74,933.29-30,254.11

Finding the Fourth Proportional to 49,980.22, 74,933.29 and 30,254.11

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Solution

The fourth proportional to 49,980.22, 74,933.29 and 30,254.11 is: 45,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,980.22 : 74,933.29 = 30,254.11 : x
  2. Step 2: Convert to fraction form
    49,980.22/74,933.29 = 30,254.11/x
  3. Step 3: Cross multiply
    49,980.22x = 74,933.29 × 30,254.11
  4. Step 4: Simplify right side
    49,980.22x = 2,267,039,998.32
  5. Step 5: Solve for x
    x = 2,267,039,998.32/49,980.22
  6. Step 6: Final answer
    x = 45,358.74

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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.