Home / 30,246.66-45,379.20-15,465.96

Finding the Fourth Proportional to 30,246.66, 45,379.20 and 15,465.96

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Solution

The fourth proportional to 30,246.66, 45,379.20 and 15,465.96 is: 23,203.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.66 : 45,379.20 = 15,465.96 : x
  2. Step 2: Convert to fraction form
    30,246.66/45,379.20 = 15,465.96/x
  3. Step 3: Cross multiply
    30,246.66x = 45,379.20 × 15,465.96
  4. Step 4: Simplify right side
    30,246.66x = 701,832,892.03
  5. Step 5: Solve for x
    x = 701,832,892.03/30,246.66
  6. Step 6: Final answer
    x = 23,203.65

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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.